CHEGG An Ideal gas of 3.17 moles at a temperature of 54.6 . The molar mass of the gas is 85.0 . Determine the average kinetic energy of a molectule in this gas (in ) ( )

Answers

Answer 1

The expression for the average kinetic energy of a molecule in a gas is given by the equation:`K.E = (3/2) * (R) * (T)`where `R` is the gas constant and `T` is the temperature of the gas.

Assuming the units of temperature and gas constant are in Kelvin and Joules per mole-Kelvin, respectively. The average kinetic energy of a molecule in this gas can be calculated as follows:

Step 1: Calculate the gas constant `R` using the given molar mass of the gas.`R = 8.314 J/mol-K` (gas constant)For one mole of the gas, the mass of the gas is equal to its molar mass which is 85.0 g/mol.Therefore, the number of moles of the gas `n` is given by: `n = 3.17 moles`The mass of the gas `m` in grams is given by: `m = n * M`where `M` is the molar mass of the gas. Substituting the values:`m = 3.17 moles * 85.0 g/mole = 269.45 g`

Step 2: Convert the mass of the gas from grams to kilograms.`m = 269.45 g = 0.26945 kg`

Step 3: Convert the temperature of the gas from `54.6°C` to Kelvin.`T = 54.6°C + 273.15 = 327.75 K`

Step 4: Calculate the average kinetic energy of a molecule in this gas.`K.E = (3/2) * (R) * (T)` Substituting the values:`K.E = (3/2) * (8.314 J/mol-K) * (327.75 K) = 32,789.8 J/mol` Therefore, the average kinetic energy of a molecule in this gas is `32,789.8 J/mol` (joules per mole).

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Related Questions

Which of the following is incorrect regarding So2?
-it is a respiratory irritant
-it can adversely affect plant tissue
-it has only anthropogenic sources
-it results from the combustion of coal and oil
-it is a corrosive gas

Answers

The incorrect statement regarding SO2 is: "It has only anthropogenic sources." SO2, or sulfur dioxide, is a color less gas with a pungent odor.

It is known to be a respiratory irritant, adversely affecting both humans and plant tissues. It is primarily produced by the combustion of coal and oil, particularly in industrial processes and power generation. SO2 is released into the atmosphere as a result of these activities, contributing to air pollution. Additionally, SO2 is known to be a corrosive gas, causing damage to materials such as metals and stone structures.

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Where do convection currents occur?
A.
In areas with the same temperature
B.
In areas with different air pressures
C.
In areas with the same altitude
D.
In areas with different cloud types

Answers

Answer:

a because where the air travels for example a radiator

Answer:

C.

In areas with the same altitude

Explanation:

Which two Archaeal replication initiator proteins are thought to be same as in eukaryotes?
SeqA/DnaA
Cdc6/Cdt1
DnaA/Orc1
Orc1/Cdc6

Answers

The two Archaeal replication initiator proteins that are thought to be the same as in eukaryotes are Cdc6/Cdt1 and Orc1.

In Archaea, Cdc6 (Cell Division Cycle 6) and Cdt1 (Chromatin licensing and DNA replication factor 1) are involved in the initiation of DNA replication, functioning similarly to their eukaryotic counterparts. They both help in the recruitment and assembly of the replicative helicase onto the origin of replication.

Similarly, Orc1 (Origin Recognition Complex 1) is a crucial protein in both Archaea and eukaryotes for recognizing and binding to the origin of replication. In eukaryotes, the ORC complex consists of six subunits (Orc1-6), whereas in Archaea, it is simplified and usually represented by a single Orc1 protein or a few homologs.

Both Cdc6/Cdt1 and Orc1 proteins in Archaea exhibit homology and functional similarity with their eukaryotic counterparts, supporting the idea of a conserved mechanism in the initiation of DNA replication across these domains of life.

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This question is about calcium hydroxide.
Ancient artworks and monuments can be protected from acid rain if the surface is sprayed with
calcium hydroxide nanoparticles.
Calcium hydroxide has the formula Ca(OH)2
Why are there two hydroxide ions for each calcium ion in the formula?

Answers

Due to the fact that calcium have a 2+ charge but hydroxide ions have only a single -ve charge, the formula requires at least two hydroxide ions must equal out each calcium ion's charge.

What is the purpose of hydroxide?

Manufacturers use the chemical sodium hydroxide to create items including soap, polyester, paper, explosives, pigments, and petroleum products. Other applications for sodium hydroxide include the processing of cotton fibers, metal cleaning and processing, oxide coatings, etching, and electrolytic extraction.

What sort of hydroxide is that?

Sodium hydroxide, NaOH, sometimes referred to as sodium hypochlorite or lye, is crucial for industry. Alkaline earth metals calcium, barium, and barium all create solubility hydroxides that are powerful bases but also less persistent than the alkalies.

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how does the body and brain react when u are developing feelings for someobody?

Answers

Uhm.. well I’ll say from my own personal experience. You’re brain overlooks flaws of that person, makes them seem amazing and makes all the little things they do so much bigger. You normally try to be around them more often.You’re body will normally face towards them and become closer to them. This is a great question I love it


Wish you the best of luck for whoever you have feelings for :)

does this image show a physical or chemical change?

does this image show a physical or chemical change?

Answers

Answer:

Physical

Explanation:

When a substance changes from liquid to gas it's a physical change. There is no chemical reaction between the rubbing alcohol or anything else that would change it's chemical composition.

This is a physical chance

: Rank the following weak acids from strongest (on the top) to weakest (on the bottom). Drag and drop to order 1 = E propanoic acid 2 = A acetic acid 3 = D hydrocyanic acid 2 = A acetic acid = D hydrocyanic acid = B chlorous acid = c formic acid

Answers

The ranking is as shown below:  

                                                                                                                                                                                                1 = D hydrocyanic acid

2 = C formic acid

3 = E propanoic acid

4 = A acetic acid

5 = B chlorous acid

1 = D hydrocyanic acid

2 = C formic acid

3 = E propanoic acid

4 = A acetic acid

5 = B chlorous acid

Here's the explanation behind the ranking:

Hydrocyanic acid (HCN) is the strongest weak acid on the list due to the high electronegativity of nitrogen, which draws electron density away from the hydrogen atom and makes it more acidic.

Formic acid (HCOOH) is the second strongest weak acid due to the presence of the carboxylic acid functional group (-COOH), which is more acidic than a single -OH group found in alcohols and phenols.

Propanoic acid (CH3CH2COOH) is weaker than formic acid due to the longer carbon chain, which stabilizes the negative charge on the conjugate base.

Acetic acid (CH3COOH) is weaker than propanoic acid due to the electron-withdrawing effect of the carbonyl group (C=O), which decreases the electron density on the carboxylic acid functional group and makes it less acidic.

Chlorous acid (HClO2) is the weakest weak acid on the list, as it is a very weak acid that barely ionizes in water.

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a certain mineral crystallizes in the cubic unit cell shown below. m represents the cations and a represents the anions. what is the empirical formula of the mineral?

Answers

The empirical formula of the mineral is  MA

The simplest whole number ratio of atoms in a compound serves as the empirical formula for that compound. Sulfur monoxide and disulfur dioxide both have empirical formulas that are as straightforward as SO and S2O2, respectively. This provides a straightforward illustration of the idea. Thus, the empirical formula for the sulphur and oxygen compounds sulphur monoxide and disulfur dioxide is the same. The number of atoms in each molecule of a chemical compound is expressed by its molecular formula, which is different for the two substances. The arrangement. or number. of atoms. are not mentioned. in an empirical. formula. It is typical for numerous macromolecules, including silicon dioxide, as well as ionic chemicals like calcium chloride (CaCl2) (SiO2).

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11 GRAMS of an electrolyte was dissolved in 44 grams of water, the resulting solution
was found to have a molarity of 0.497 mol/L. The freezing point of the solution was
determined to be -2.92°C. The freezing point depression constant for water is -1.86°C
and pure water may be assumed to freeze at 0°C. If the molecular weight of the
electrolyte is 106.8 g/mol and it takes 33 minutes to perform the experiment, what is
the molarity of the solution in mol/L? Enter a numeric answer only

Answers

The molarity of the solution is 0.234 mol/L

What is the molarity of a solution?

The molarity of a solution is the amount in moles of a solute dissolved in a given volume of solvent.

Molarity = number of moles/ volume of solution in liters

The molarity of the solution is determined as follows:

Number of moles of electrolyte = mass/molar mass

mass of electrolyte = 11 g

molar mass of electrolyte = 106.8 /mol

Number of moles of electrolyte = 11/106.8 = 0.0103 moles

Volume of water = mass/density

density of water = 1 g/cm³

mass of water = 44 g

Volume of water = 44/1 = 44 ml or 0.044 L

Molarity of solution = 0.0103/0.044

Molarity of solution = 0.234 mol/L

In conclusion, the molarity of the solution is determined from the moles of solute and volume of solvent.

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the density of aluminum is 2.70g/cm^.
what is the mass of a solid piece of aluminum with a volume of 1.50 cm^3?​

Answers

Answer:

4.05 g

Explanation:

density ×volume =mass

I WILL GIVE YOU BRAINLIEST PLEASE ANSWER ASAP NEED HELP!!!!!!!
I WILL GIVE YOU BRAINLIEST PLEASE ANSWER ASAP NEED HELP!!!!!!!
I WILL GIVE YOU BRAINLIEST PLEASE ANSWER ASAP NEED HELP!!!!!!!
what are the oxidation numbers for manganese and nitrogen in Mn3N4

Answers

Explanation:

I think

maganese is +7 and Nitrogen is +5

sorry if I am incorrect I haven't done chemistry in a year

btw for chemistry if you need help with equations I used this equation balancer called chemical aid it helps

In Mn3N4, the compound consists of three manganese (Mn) atoms and four nitrogen (N) atoms.

To determine the oxidation numbers, we can assign x as the oxidation number for manganese and y as the oxidation number for nitrogen.

Since the compound is neutral overall, the sum of the oxidation numbers must equal zero.

For the three manganese atoms:

3x = 0

x = 0

For the four nitrogen atoms:

4y = 0

y = 0

Therefore, the oxidation numbers for manganese (Mn) and nitrogen (N) in Mn3N4 are both 0.

2072 Set D Q.No. 2 Which one has higher concentration and why? [1+1] a. 80 g/litre NaOH solution and 3 M NaOH solution. [1]
b. 5.3 g/litre Na2CO3 and N/10 Na2CO3 solution. [1]

Answers

Answer:

a. To compare the concentration of 80 g/litre NaOH solution and 3 M NaOH solution, we need to convert one of the concentrations to the other unit.

One mole of NaOH weighs 40 grams. So, to convert 80 g/litre NaOH to Molarity, we can divide 80 g/litre by 40 g/mol to get:

80 g/litre NaOH = 2 M NaOH

Therefore, 3 M NaOH has a higher concentration than 80 g/litre NaOH solution.

b. To compare the concentration of 5.3 g/litre Na2CO3 and N/10 Na2CO3 solution, we need to first understand what N/10 solution means.

N/10 Na2CO3 means that the solution contains 1/10th of the normal concentration of Na2CO3. The normal concentration of Na2CO3 is the molar concentration of Na2CO3 that corresponds to the formula weight of Na2CO3, which is 106 g/mol.

So, the normal concentration of Na2CO3 is 1 mol/L or 1 M Na2CO3.

Therefore, N/10 Na2CO3 solution has a concentration of 1/10 M Na2CO3.

Now, let's compare the two concentrations:

5.3 g/litre Na2CO3 = (5.3/106) M Na2CO3 = 0.05 M Na2CO3

Since 0.05 M Na2CO3 is greater than 1/10 M Na2CO3, the concentration of 5.3 g/litre Na2CO3 solution is higher than that of N/10 Na2CO3 solution.

Explanation:

Anyone do this worksheet? Answers?

Anyone do this worksheet? Answers?

Answers

Answer:

1. Moles of oxygen required to react with 5 moles of C₈H₁₈ = = 62.5 moles of oxygen

2. Mass of oxygen required = 2000 g of oxygen

3. Moles of CO₂ that will be produced = 40 moles of CO₂

4. Mass of CO₂ that will be produced = 1760 g of CO₂

5. Moles of H₂O that will be produced = 45 moles of H₂O

Explanation:

Balanced equation of the reaction : 2 C₈H₁₈ + 25 O₂ ---> 16 CO₂ + 18 H₂O

1. Mole ratio of Oxygen and C₈H₁₈ = 25 : 2

Moles of oxygen required to react with 5 moles of C₈H₁₈ = 5 × 25/2 moles

Moles of oxygen required to react with 5 moles of C₈H₁₈ = = 62.5 moles of oxygen

2. Mass of oxygen required = number of moles of oxygen × molar mass of oxygen

Molar mass of oxygen = 32.0 g/mol

Mass of oxygen required = 62.5 moles × 32.0 g/mol

Mass of oxygen required = 2000 g of oxygen

3. Mole ratio of CO₂ and C₈H₁₈ = 16 : 2

Moles of CO₂ that will be produced = 5 × 16/2 moles

Moles of CO₂ that will be produced = 40 moles of CO₂

4. Mass of CO₂ that will be produced = number of moles of CO₂ × molar mass of CO₂

Molar mass of CO₂ = 44.0 g/mol

Mass of CO₂ that will be produced = 40 moles × 44 g/mol

Mass of CO₂ that will be produced = 1760 g of CO₂

5. Mole ratio of H₂O and C₈H₁₈ = 18 : 2

Moles of H₂O that will be produced = 5 × 18/2 moles of H₂O

Moles of H₂O that will be produced = 45 moles of H₂O

Predict which surface will melt ice faster. Wood or metal? Why?

Answers

Answer:

I believe wood wood melt it faster. Why, because of how compact it is. It would be warmer. Metal would be a cooler temperature.

Explanation:

The higher the frequency of light, the ___ its wavelength and the ___ its energy.

a. longer, lower

b. longer, higher

c. shorter, lower

d. shorter, higher

Answers

Answer:

c

Explanation:

A child sees a bird in a tree. The child's eyes are 4 ft above the ground and 12 ft from the bird. The child sees the bird at the angle of elevation shown.

Answers

Rounding to the nearest tenth, the bird's approximate height above the ground is 10.1 feet.

Given information,

Distance to the bird = 12ft

The angle of the elevation = 40°

Let's consider a right-angled triangle with the child's eyes as the observer at one vertex, the bird at another vertex, and the height of the bird above the ground as the unknown side (opposite the angle of elevation).

tan(angle) = height of bird/distance to the bird

tan(40°) = height of bird / 12 ft

height of bird = tan(40°) × 12 ft

The approximate value of tan(40°) is 0.8391.

height of bird ≈ 0.8391 × 12 ft ≈ 10.0692 ft

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Your question is incomplete, most probably the full question is this:

A child sees a bird in a tree. The child’s eyes are 4 feet above the ground and 12 feet from the bird. The child sees the bird at an angle of 40°. What is the bird's approximate height above the ground? Round to the nearest tenth.

round 0.000789 to 2 significant figures

Answers

Answer:

0.00079

Explanation:

Any zero after the decimal isn’t a significant figure

While working in a pharmaceutical laboratory, you need to prepare 2.00 L of a 2.15-M NaCl solution. What mass of NaCl would be required to prepare this solution? 8 mass: How would you go about preparing the solution? Place the steps in order from first to last. First step Last step Answer Bank Measure out the desired amount of Naci. Partially fill the flask with water. Dilute the solution, slowly adding water until the desired volume is reached Mix until NaCl dissolves completely. Add the measured NaCl to the 2.00-L volumetric flask.

Answers

The mass of NaCl would be required to prepare this solution is measured as 251.3 g

Volume of the solution = 2.00 L

Molarity of the solution = 2.15 M

Mass of NaCl needed = molarity  × volume × molar mass

                                   = 2.15 × 2 × 58.44 g

                                   = 251. 292 g

                                   = 251. 3 g

Steps of formation of solution :

Step 1 :  Measure out the desired amount of NaCl  .

Step 2 :  Add the measured NaCl into 2.00 L volumetric flask  .

Step 3 :  partially filled the flask with water .

Step 4 :   Mix until NaCl dissolve completely .

Step 5 :   Dilute the solution , slowly by water until desired volume is reached.  

What are the steps involved in creating a solution?

Three steps are envisioned energetically for the solid's dissolution into a solvent to form a solution. Step 1: the process of breaking a pure solid into smaller pieces. Step 2: Division of unadulterated dissolvable into isolated particles. Step 3: creating a solution by combining the particles.

What produces a solution?

The straightforward response is that the solute and solvent must have comparable intermolecular interactions. When this is the case, the solvent and solute can easily mix so tightly that each solute particle is surrounded by other solute particles, creating a solution.

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Hey I'm Chloe,
Does anyone know How many sides and Octagon has?
I Tried Researching it but Nothing came up.

Answers

An octagon has 8 sides. Octo means 8.

What should the IUPAC name for a binary covalent compound lack? prefixes Roman numerals an -ide ending the name of a nonmetal.

Answers

The IUPAC name for a binary covalent compound will lack roman numerals.

Binary covalent compound comprises of two elements which forms a

compound through the sharing of electrons.

The sharing of electrons is referred to as covalent bonding and naming such

compounds require prefixes such as mono-, di- , tri- etc.

The standard method of naming these compounds should be with the

prefixes and not with the roman numerals.

An example is carbon(IV)oxide which is wrong in  IUPAC naming.

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Answer:

B

Explanation:

Just did the test on edge 2021

Water 3.0 deals mainly with sewage treatment.
Describe which chemicals are currently not broken down by currently
used wastewater technologies and why that is important.

Answers

Water 3.0 deals mainly with sewage treatment. The primary aim of this project is to reduce the harmful impacts of chemical pollutants from industrial and agricultural activities on natural water resources.

Currently, used wastewater treatment technologies can break down some of the chemicals in wastewater but not all of them. Chemicals that are not broken down are referred to as persistent organic pollutants. These chemicals persist in the environment for long periods, and they can cause severe damage to aquatic life and human health.
Currently, the primary challenge facing water treatment technologies is the removal of persistent organic pollutants such as pesticides, pharmaceuticals, and endocrine-disrupting chemicals from wastewater.

These pollutants are generally water-soluble and resist microbial degradation, making them hard to remove from wastewater using current water treatment technologies. For example, conventional activated sludge treatment used in wastewater treatment plants does not remove some persistent organic pollutants from wastewater.
Failure to remove these pollutants from wastewater can have significant environmental and health impacts.

For example, pharmaceutical chemicals can cause antibiotic resistance, while endocrine-disrupting chemicals can cause birth defects, cancer, and other health problems.

Therefore, there is a need to improve wastewater treatment technologies to remove persistent organic pollutants from wastewater.
In conclusion, wastewater treatment technologies can break down some chemicals but not all. Chemicals that are not broken down are persistent organic pollutants and pose a significant risk to the environment and human health. Therefore, it is important to develop wastewater treatment technologies that can remove these pollutants from wastewater.

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a sample of gas occupies a volume of 70.3 ml . as it expands, it does 140.6 j of work on its surroundings at a constant pressure of 783 torr . what is the final volume of the gas?

Answers

A sample of gas occupies a volume of 70.3 ml as it expands, it does 140.6 j of work on its surroundings at a constant pressure of 783 torr and the final volume of the gas is 11.12L

A gas is a sample of matter that conforms to the shape of a container in which it is held and acquires a uniform density inside the container and even in the presence of gravity and regardless of the amount of substance in the container

Here given data is 11.12L

V₁ = Initial volume = 70.3 ml = 0.0703ml =  (1L=1000ml)

w = 140.6 J = 1.387 J = (1Latm=101.3J)

Pressure =  783 torr = 1.03 atm  = (1atm=760 torr)

V₂ = final volume = ?

1.387Latm = 1.03 atm × (V₂ - 0.0703ml)

(V₂ - 0.0703ml) = 11.05

V₂ = 11.12L

The final volume of the gas is 11.12L

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10 sentence Summary about the Seasons on Earth​

10 sentence Summary about the Seasons on Earth

Answers

Seasons on the Earth can be defined as the period or time of year which is characterized by several factors like weather, and temperature occurring. The tilt of the Earth's axis causes the seasons.

Earth has four types of seasons namely - Summer season, Rainy season, Autumn season, and Winter season.

Summer season starts in the month of April and lasts till the month of June.  It is usually the hottest season out of all four seasons. The days are longer and the nights are shorter in this season.

The second season is the Rainy season which arrives in the month of June and last till the month of September. This season is the Wet season of the year because in rainy seasons there are rain showers all over. It is also known as the Monsoon season. As the monsoon arrives, there is relief from high daytime temperatures and night temperature also drops. Monsoons are important for vegetation to grow and also important for human beings.

The third season is the Autumn season which begins after the monsoon season and ends before the winter season. This is in the month of September till the end of October. The length of day and night are equal.

The last season on the Earth is the Winter season. This season occurs after the Autumn season and before the arrival of Spring. Winter is the coldest season of the year. The length of nights is longer than the length of days in the winter season.

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build a prototype or test model of the invention​

Answers

What invention I want to help you but I am confused

calculate the molarity of 1.75l o2 in 0.375l h2o.

Answers

It is not possible to calculate the molarity of oxygen in water based on the given information.

To calculate the molarity of a solute in a solution, we need to know the number of moles of the solute and the volume of the solution.The problem statement provides the volume of oxygen gas (1.75 L) but does not provide information on the number of moles of oxygen gas or the volume of water.

Additionally, we would need to know if any oxygen gas has actually dissolved in the water to form a solution.Therefore, we cannot calculate the molarity of oxygen in water based on the given information.

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Use your understanding of the terms "soluble" and "insoluble" to explain why you must shake a bottle of salad dressing made with oil and vinegar before you use it.

Answers

Answer:

See explanation

Explanation:

In chemistry, the idea of "like dissolves like" is of utmost importance. A substance is only soluble in another with which it can effectively interact.

We must note that to be "soluble" means that the solute actually interacts effectively (dissolves) in the solvent.

However, vinegar is a polar substance while oil is a non polar substance hence the two can not effectively interact. That is, the vinegar can not dissolve in oil.

The two will separate into two phases upon standing. Therefore, the bottle of salad dressing made with oil and vinegar must be shaken in order to mix the two thoroughly before it is used.

The velocity (speed) of an object was determined to be 45 miles per
hour. Convert this speed to kilometers per hour if one kilometer equals
0.62 miles. *
Please show work thanks you

Answers

Answer: 72.58 km/hr

Explanation:

\(\frac{45 miles}{1 hour}\)×\(\frac{1 km}{0.62 miles}\) = 72.58 km/hr

Answer:

it is 72.9 km/h

Explanation:

just multiply 45 * 1.62 = ~72.9

What is the first step in the environmental policy process?
Identify the problem
identify specific causes of the problem
Envision a solution and set goals
Get organized

Answers

No mm no m. M bn bn bn. M. M mmm mmm mmm bb

PLEASE HELP 100 POINTS!!!! AND GIVING BRAINLIEST!!!!!!!!

Why should a movie producer consider filming a new version of The First Men in the Moon? Create a 6-8 slide multimedia presentation to market your idea for this movie to a production company. Rubric Criteria Points Possible 20 (10) 11-19 (6-9) 6-10 (3-5) 0-5 (0-2) Points Earned Ideas & Content Relates Theme of Novel Provides analysis of character Accurate diagram of plot 20 Establishes a theme, relates an analysis of the protagonist, effectively summarizes the plot, and maintains a clear focus throughout. Establishes a theme, identifies some character traits of the protagonist, provides a summary of the plot, and maintains focus throughout. There are a few lapses in focus, but the theme is fairly clear. Presents somewhat of an analysis of character. The plot summary is mostly correct. It is difficult to figure out the theme of the novel. The character analysis is poor or not present. The plot summary does not accurately represent the story. Organization Structure Precision Focus 20 Strong organization; seamless transitions between ideas; Effective and precise content. Organization is appropriate but conventional; Attempt at a focused and precise sales pitch. Attempts at organization, inappropriate use of lists or bullets; content is unfocused and ideas are not developed No clear organizational framework or transitions. Ideas are vague or unfocused Voice Personality Sense of audience 20 Strong awareness of audience in the design. Students can clearly explain why they felt the vocabulary, audio and graphics chosen fit the target audience. Some awareness of audience in the design. Students can partially explain why they felt the vocabulary, audio and graphics chosen fit the target audience. Some awareness of audience in the design. Students find it difficult to explain how the vocabulary, audio and graphics chosen fit the target audience. Limited awareness of the needs and interests of the target audience. Images and Music Relevance to theme Effectiveness Imagery 10 Images and music stir a rich emotional res

Answers

Answer:-Science have researched more facts and cool things about it-It would have more facts and things to learn-The quality would be better and more understandingI just tried 3 quick ideas I hope it can help a bit

Explanation:

Answer:

the answer is you should know this already :)))))))))))))))))))))))))))))))))))))))))))))))))))

PLEASE HELP 100 BRAINLIST!!!!
According to the activity series of metals, which of the reactions below will not take place?


Zn + MgCl2 → Mg + ZnCl2

Li + AgNO3 → Ag + LiNO3

2NaCl + Ca → CaCl2 + 2Na

Pb(NO3)2 + Ni → Ni(NO3)2 + Pb

PLEASE HELP 100 BRAINLIST!!!!According to the activity series of metals, which of the reactions below

Answers

In the reactivity series, the metals are listed according to decreasing activity.. In the series of reactivity, Zn comes after Mg. Hence, no reaction can take place since zinc cannot remove magnesium from magnesium sulphate.

What is magnesium sulphate?Magnesium sulphate is a magnesium salt in which the counterion is sulphate. It serves as an anticonvulsant, cardiovascular medication, calcium channel blocker, anaesthetic, tocolytic, anti-arrhythmia medication, painkiller, and fertiliser, among other functions. It consists of a magnesium salt, a metal sulfate, and an organic magnesium salt.Constipation can be temporarily relieved by magnesium sulphate. To treat minor sprains, bruises, muscular aches, joint stiffness, and tired feet, it is also applied as a soaking solution. This medication works as both a laxative and soaking liquid.Magnesium Sulfate Injection is used to treat low levels of magnesium in the blood when oral medication is not an option.

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costs of $477,000. If cost of goods manufactured is $480,000, what is the cost of the ending work in process inventory? . a. S110,000 b. $131.000. c. $140,000 d. S125,000 2. Given the following data for Lima Company, compute (A) total manufacturing costs and (B) cost of goods manufactured: Direct materials used $230,000 Beginning work in process $30,000 Direct labor 150,000 Ending work in process 15,000 Manufacturing overhead 225,000 Beginning finished goods 38,000 Operating expenses 263,000 Ending finished goods 23.000 (A) (B) $590,000 S620.000 b. $605,000 $590,000 $605,000 $620,000 $620.000 $635,000 This is the question Who predicted that a small amount of mass could be converted into a large amount of energy?A. EinsteinB. NewtonC. CurieD. Franklin what's 9+10 ijiivtrzxr7rx7r A glass of milk has a [H+]=1106. What is the pH of this milk? Is this milk an acidic or a basic solution? according to lee, which of the following best characterizes ju/'hoansi cultural changes after 1968?-The Ju now rely on cash income from migrant labor, crafts, and livestock sales for much of their subsistence.-The Ju settled into semi-permanent villages with small-scale livestock and crop production contributing to their subsistence.-Stores, schools, health clinics, and airstrips are now common parts of Ju life. the only place a shopper can purchase an item with a kirkland signature label is at a costco store. this is an example of a(n) brand. [tex]25x^{3} -215x^{2} +280x[/tex] what is 1/12 divided by 7 the intelligence quotients for giftedness and intellectual disabilities, by definition, are separated by at least how many points? Create an inequality with the solution graphed below. Your inequality must have at least 3 steps and variable on both sides. A political scientist wants to estimate the proportion of adult residents of a state who favor a unicameral legislature. Discuss possible units and frames. Also, discuss the rela- tive merits of personal interviews, telephone interviews, and mailed questionnaires as methods of data collection HURRY PLS HELP FAST!! Surface water currents are important because they_________ Question 1 options: A. maintain salinity levels in the ocean B. distribute fresh water to northern latitudes C. distribute heat around the planet and influence climate. D. None of the above X is less than 7 and greater than -7 Can please someone help me asap? Its due tomorrow. I will give brainliest if its all correct.Please do part a, b, and c f(x)=x^6+10x^4 - 11x^2 Write the expressions for the equilibrium constants, Kc for the following reactions: a) C (graphite) (s) + CO2 (g) => 2CO (g) b) H2S (g) + I2 (s) => 2HI ( g) + S (s) C) 4CuO (s) => 2Cu2O (s) + O2 (g what are the epa regulation standards for chlorine, copper, ph, hardness, and iron in the drinking water supply? The in-text citations correspond with the reference citations, which appear on the reference page at the end of the paper. true or false? (required) For each equation or inequality, substitute 4 for the variable and determine if the resulting number sentence is true or false. Then place the number sentences in the correct column.