draw both the organic and inorganic intermediate species. include nonbonding electrons and charges, where applicable. cl g
Answers
Both the organic and inorganic intermediate species. include nonbonding electrons and charges, where applicable. cl g
The atom's negatively charged particles are called electrons. An atom's whole population of electrons generates a negative charge that counteracts the positive charge of the protons in the atomic nucleus. In comparison to the rest of the atom, electrons are quite tiny.You'll need to look up an element's ionic charge in your Periodic Table. Metals, which are located on the left side of the periodic table, will have a positive charge. Negative non-metals can be found on the right. An atom's positive or negative charge is referred to as an ionic charge. The number of valence electrons and the electron configuration of the atom determine the charge. The number of valence electrons for elements in the same group on the periodic table is the same.
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Related Questions
Which is one use for radioactive isotopes?
Answers
Answer:
Radioactive isotopes have many useful applications. In medicine, for example, cobalt-60 is extensively employed as a radiation source to arrest the development of cancer. Other radioactive isotopes are used as tracers for diagnostic purposes as well as in research on metabolic processes.
Explanation:
HOPE THIS HELPS !
Problem 2. Reduce the following bock diagram to a single block, {T}(\mathrm{s})=\mathrm{C}(\mathrm{s}) /{R}(\mathrm{s}).
Answers
The given block diagram can be reduced to a single block, {T}(\mathrm{s})=\mathrm{C}(\mathrm{s}) /{R}(\mathrm{s}), representing the transfer function.
In a block diagram, blocks represent mathematical operations or transformations, and the arrows indicate the flow of signals. To reduce the given block diagram to a single block, we need to simplify the interconnected blocks and determine the overall transfer function.
The block diagram represents a system with an input signal R(s) and an output signal C(s). The transfer function T(s) represents the relationship between the output C(s) and the input R(s) in the Laplace domain.
To simplify the diagram, we combine the blocks in a way that reflects their overall effect on the input-output relationship. In this case, since we have a single block diagram and the transfer function is already defined as C(s)/R(s), the diagram is already in its simplest form.
Therefore, the single block {T}(s) = C(s)/R(s) represents the overall transfer function of the system, where C(s) is the Laplace transform of the output signal and R(s) is the Laplace transform of the input signal. This single block captures the relationship between the input and output signals in the system.
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In an organism, the brain directs the body how to respond to stimuli from the environment. In a cell, this function is performed by the-
Answers
Answer:
The nucleus in eukaryotes and the cytoplasm in prokaryotes
Explanation:
The nucleus is the largest organ in a eukaryotic cell which is responsible for the control of the cell activities based on processing of received information and cell administration. The nucleus is therefore, known as the cell cell control center for regulating the metabolism of the cell and administers the cell and cellular information with which proteins are made
The nucleus contains nucleolus and it is the store for the chromosomes, which play an important role in genetics, related to the synthesis and replication of DNA and RNA
The functions of the nucleus are spread out through out the cytoplasm of prokaryotes.
a sample of gas has a pressure of 688.3 mmhg. what is this pressure in atm? (recall that 760 mmhg = 1 atm)
Answers
The pressure of the gas sample in atm is 0.904 atm.
To explain how we arrived at this answer, we need to use the conversion factor that was given: 760 mmHg = 1 atm. To convert the pressure of the gas sample from mmHg to atm, we can set up a proportion:
688.3 mmHg / 760 mmHg = x atm / 1 atm
Here, x represents the pressure of the gas sample in atm. We can solve for x by cross-multiplying and simplifying:
688.3 mmHg * 1 atm = 760 mmHg * x
688.3 atm-mmHg = 760x
x = 688.3 atm-mmHg / 760
x = 0.904 atm
Therefore, the pressure of the gas sample in atm is 0.904 atm.
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In what state of matter do the particles spread apart and fill all the space availble to them?
a)energy
b)liquid
c)solid
d)gas
Answers
Because it is a state of matter consist of particles that have a defined volume or shape.
Types of Reaction
A) Synthesis
B) Decomposition
C) Single displacement
D) Double displacement
E) Combustion
Answers
F - Synthesis
G - Single Displacement
H - Combustion
I - Double Displacement
Hope it helps :)
In an ice crystal, any single water molecule typically forms hydrogen bonds with how many other water molecules?
A. 2
B. 3
C. 4
D. 5
E. 6
Answers
In the ice crystal, there are four more water molecules.Each water molecule has the ability to create four hydrogen bonds.
Ice crystals: Do they have hydrogen bonds?Water molecules are separated from one another more widely in ice than they are in liquid water due to the regular array of hydrogen bonds that make up the crystalline lattice of ice. This explains why water loses density as it freezes.Each water molecule has the ability to create four hydrogen bonds: two between its hydrogen atoms and the hydrogen atoms of its neighbors, plus two more. In natural ice, these four hydrogen bonds form an ideal tetrahedral arrangement around each water molecule (see right).In the ice crystal, there are four more water molecules.To learn more about hydrogen bonds refer to:
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big crystals are formed by cooling a hot saturated solution slowly why
please answer need help
Answers
Answer. Because when magma cools, crystals form because the solution is super-saturated with respect to some minerals. If the magma cools quickly, the crystals do not have much time to form, so they are very small. If the magma cools slowly, then the crystal shave enough time to grow and become large. :)
Explanation: I Hope this works! Have you tried the magic crystals It is so cool you get to see it grown. But you have to put the things in the contanier. FUN PART IS, YOU GET TO SEE IT GROW! :)))
What is the concentration of a solution that contains 55.82 g of NH3 in enough water to make 500 ML solution
Answers
The concentration of the solution is 6.56 M.
The concentration of a solution is typically expressed in units of moles per liter (M) or grams per liter (g/L). To determine the concentration of this solution, we need to first calculate the number of moles of NH₃ present in the solution:
Molar mass of NH₃ = 14.01 g/mol + 1.01 g/mol
= 17.02 g/mol
Number of moles of NH₃ = 55.82 g / 17.02 g/mol
= 3.28 mol
We need to convert the volume of the solution from milliliters to liters:
500 mL = 0.5 L
Finally, we can calculate the concentration of the solution in units of M:
Concentration = Number of moles / Volume in liters
Concentration = 3.28 mol / 0.5 L = 6.56 M
As a result, the solution concentration is 6.56 M.
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Which of the following quantities are required for calculating density? Select all that required.
Volume
Area
Mass
Weight
Answers
Answer:
Mass and Volume
Explanation:
The formula for density is
\(\frac{Mass}{Volume}\)
Which among the following pairs of d-orbitals have electron density along the axes?.
Answers
Answer:
dz2 and dx2−y2 orbital have electron density along the axes.
Explanation:
An atom is determine to have 17 protons, 18 electrons, and 18 neutrons. What are the mass number and charge of this atom or ion
Answers
Answer:
Mass # = Protons + Neutrons= 35
The charge is -1 because 17 protons arent equal to the 18 electrons each has a -1 charge
Explanation:
the total number of calories in a snack containing 10 g of carbohydrate, 2 g of protein, and 5 g of fat is:
Answers
The snack containing 10 g of carbohydrates, 2 g of protein, and 5 g of fat has a total of 93 calories.
To calculate the total number of calories in the snack, we need to consider the caloric content of each macronutrient (carbohydrates, proteins, and fats).
Carbohydrates: Carbohydrates provide 4 calories per gram. In this case, 10 g of carbohydrates would contribute 10 g * 4 calories/g = 40 calories.
Proteins: Proteins also provide 4 calories per gram. With 2 g of protein, we have 2 g * 4 calories/g = 8 calories.
Fats: Fats provide 9 calories per gram. For the 5 g of fat in the snack, we have 5 g * 9 calories/g = 45 calories.
Now, to find the total calories, we add up the calories from each macronutrient: 40 calories (carbohydrates) + 8 calories (protein) + 45 calories (fat) = 93 calories.
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A train in Japan can travel 813.5 miles in 5 hours
Answers
Answer:
162.7miles/hr
Explanation:
Given parameters:
Distance covered by the train = 813.5miles
Time taken = 5hours
Unknown:
Speed of the train = ?
Solution:
Speed is a physical quantity.
It is mathematically expressed as;
Speed = \(\frac{distance}{time}\)
So, input parameters and solve;
Speed = \(\frac{813.5}{5}\) = 162.7miles/hr
What type of energy results from the burning of wood or gasoline?
electric
nuclear
chemical
Answers
Answer:Electric
Explanation: Its right.
Chemical energy results from the burning of wood or gasoline. Therefore, option (C) is correct.
What is chemical energy?Chemical energy is described as the energy which is stored in the chemical bonds formed in the chemical compounds. It is liberated during the chemical reaction and produces heat as a side-product which is known as an exothermic reaction.
Examples of chemical energy are biomass, natural gas, batteries, petroleum, and coal. When chemical energy is released from a compound, it is transformed into a completely new substance.
While burning wood or fuel, the chemical energy in the wood or gasoline is liberated as heat because of the chemical reaction of oxygen in the air and wood. This kind of chemical reaction is known as a combustion reaction. Combustion reaction converts the chemical energy stored in the wood into light energy and heat.
Therefore, in the burning of wood or gasoline, chemical energy is emitted.
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What volume of oxygen at stp will be obtained when 24.5g of potassiumtrioxochrate(v) crystal are heated (o=16,k=39,cl=35.5)
Answers
The volume of oxygen at STP that will be obtained when 24.5 g of potassiumtrioxochlorate(V) crystals are heated is approximately 6.17 L.
What is potassiumtrioxochlorate(V) ?
Potassiumtrioxochlorate(V) is a chemical compound with the chemical formula KClO3. It is also known as potassium chlorate or chloric acid, potassium salt.
The chemical formula for potassiumtrioxochlorate(V) is KClO3.
We can start by writing a balanced chemical equation for the reaction :
2KClO3(s) → 2KCl(s) + 3O2(g)
From the equation, we can see that 2 moles of KClO3 produce 3 moles of O2. Therefore, we need to first calculate the number of moles of KClO3 in 24.5g of the compound:
mass of KClO3 = 24.5gmolar mass of KClO3 = 39 + 35.5 + 3(16) = 122.5 g/molmoles of KClO3 = mass/molar mass = 24.5g/122.5 g/mol = 0.2 molSince 2 moles of KClO3 produce 3 moles of O2, we can use this ratio to calculate the number of moles of O2 produced:
moles of O2 = (3/2) x moles of KClO3 = (3/2) x 0.2 mol = 0.3 mol
Finally, we can use the ideal gas law to calculate the volume of O2 at STP:
PV = nRT
Where
P = pressure (STP is defined as 1 atm)V = volume, n = number of moles R = gas constant (0.08206 L atm/mol K)T = temperature (273 K)Rearranging the equation, we get:
V = nRT/P = (0.3 mol)(0.08206 L atm/mol K)(273 K)/(1 atm) = 6.17 L
Therefore, the volume of oxygen at STP that will be obtained when 24.5 g of potassiumtrioxochlorate(V) crystals are heated is approximately 6.17 L.
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water is to ____as liquid is to soild
Answers
water is to gas as liquid is to solid
Use the word bank below to answer the questions that follow:
chemical mixture heat capacity
homogeneous viscosity sublimation
physical property compound chemical formula
substance density mass
temperature pressure heterogeneous
Use the picture to answer question 15.
A close up of Chex mix (crackers, cereal and pretzels) is shown.
The individual substances of the mixture shown above are easily distinguished and easily separated. This is an example of what kind of mixture?
your answer goes here__
Answers
Answer:
umm well when a reaction happens it's chemical and when you put like salt and pepper or cookies and crackers its physical
Explanation:
Calculate the minimum of oxygen required for the complete combustion of a mixture of 20cm³ of CO (Carbon Monoxide) and 20cm³ of H₂ (Hydrogen gas)
Answers
The minimum amount of oxygen required for the complete combustion of 20cm³ of CO and 20cm³ of H₂ would be 20.16 cm³ at STP.
Stoichiometric problemThe balanced chemical equation for the combustion of CO and H2 is:
CO + 1/2O2 → CO2
H2 + 1/2O2 → H2O
From the equation, we can see that one mole of CO requires 1/2 mole of O2, while one mole of H2 requires 1/2 mole of O2.
20 cm³ CO at STP = 20/24000 = 0.00083 moles CO20 cm³ H2 at STP = 20/24000 = 0.00083 moles H2From the balanced equation, we can see that each mole of CO requires 1/2 mole of O2, while each mole of H2 requires 1/2 mole of O2.
Therefore, we need 0.00083/2 = 0.00042 moles of O2 for the combustion of CO and the same amount for the combustion of H2.
The total amount of O2 required is the sum of the amounts needed for each reactant:
Total O2 required = 0.00042 + 0.00042 = 0.00084 moles0.00084 moles O2 × 24000 cm³/mol = 20.16 cm³ O2Therefore, the minimum amount of oxygen required for the complete combustion of 20 cm³ of CO and 20 cm³ of H2 is approximately 20.16 cm³ at STP.
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how does chain length affect the properties of crude oil fractions?
Answers
Explanation:
As the hydrocarbon chain length increases, viscosity increases. As the hydrocarbon chain length increases, flammability decreases. hydrogen in the fuels are oxidised, releasing carbon dioxide, water and energy. The boiling point of the chain depends on its length.
Hopefully this helps! :)
Explanation:
As the hydrocarbon chain length increases, viscosity increases. As the hydrocarbon chain length increases, flammability decreases. hydrogen in the fuels are oxidised, releasing carbon dioxide, water and energy. The boiling point of the chain depends on its length.
Diploid cells have:
a. the regular number of chromosomes of the parent organism
b. twice the number of chromosomes of the parent organism
c. half the chromosomes of the parent organism
Answers
Answer:
c
Explanation:
Which of the following series of radioactive decays would convert Pa-234 to Ra-226?
A) beta, alpha, beta
D) beta, alpha, alpha
B) alpha, alpha
E) alpha, beta, gamma
C) beta, alpha, alpha, beta
Answers
The correct series of radioactive decays to convert Pa-234 to Ra-226 is beta, alpha, alpha (option D).
The decay process involves the emission of specific particles or radiation from the nucleus of an atom, resulting in the transformation of one element into another-
Beta decay (β-): Pa-234 undergoes beta decay, where a beta particle (electron) is emitted from the nucleus, resulting in the conversion of one neutron into a proton. This leads to the formation of U-234 (Uranium-234).
Alpha decay (α): U-234 undergoes alpha decay, where an alpha particle (consisting of two protons and two neutrons) is emitted from the nucleus. This results in the conversion of the nucleus to Th-230 (Thorium-230).
Alpha decay (α): Th-230 undergoes another alpha decay, emitting an alpha particle and transforming into Ra-226. This completes the series and converts Pa-234 to Ra-226.
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is gas occupies 733 cm at 10.9 at what temp will it occupy 950 cm
Answers
Temperature of gas at volume of 950 cm³ is 368.14K or 94.99⁰c.
Volume is the amount of space a three-dimensional object takes up, expressed in cubic units.units of volume are mL, liter, cm³ or m³.Given,
in this question, volume occupied by gas at 10.9⁰c is 733cm³.
we have to find out temperature at which gas occupies volume of 950 cm³.
First, convert temperature from celcius to Kelvin
10.9⁰c = 10.9 + 273.15 = 284.05 K
By equation or Boyle's Law
P1 x V1 / T1 = P2 x V2 / T2
Pressure is constant here
therefore, V1 / T1 = V2 / T2
here, V1 = 733 cm³
T1 = 284.05 K
V2 = 950 cm³
we have to find out T2
So, 733 / 284.05 = 950 / T2
T2 = 284.05 × 950 / 733 = 368.14 K
= 94. 99⁰c
Therefore the temperature of gas at volume of 950 cm³ is 368.14K or 94.99⁰c.
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Calculate the number of molecules in 64.5 grams of Nitrogen monoxide, NO
Answers
Answer:
N=9.933×10^23
Explanation:
\(n = \frac{m}{mr} \)
N=n×la
What can you make with molecules ??
Answers
Answer:
Read this passage from Through the Looking-Glass.
She looked at the Queen, who seemed to have suddenly wrapped herself up in wool. Alice rubbed her eyes, and looked again. She couldn't make out what had happened at all. Was she in a shop? And was that really—was it really a SHEEP that was sitting on the other side of the counter? Rub as she could, she could make nothing more of it: she was in a little dark shop, leaning with her elbows on the counter, and opposite to her was an old Sheep, sitting in an arm-chair knitting, and every now and then leaving off to look at her through a great pair of spectacles.
“What is it you want to buy?” the Sheep said at last, looking up for a moment from her knitting.
“I don't QUITE know yet,” Alice said, very gently. “I should like to look all round me first, if I might.”
“You may look in front of you, and on both sides, if you like,” said the Sheep: “but you can't look ALL round you—unless you've got eyes at the back of your head.”
The tone of this passage is best described as
serious and reflective.
scientific and factual.
light and romantic.
imaginative and humorous.Explanation:
the following sequence of reactions occurs in the commercial production of aqueous nitric acid: determine the total energy change for the production of one mole of aqueous nitric acid by this process
Answers
Heat liberated to produce 1 mole of nitric acid is −493 kJ mol−1.
What is nitric acid?
The inorganic substance with the formula HNO3 is nitric acid. It is a mineral acid that is very corrosive. The substance is colourless, but older samples frequently have a yellow cast from decomposition into nitrogen oxides. The majority of nitric acid that is sold commercially has a 68% concentration in water. Nitric acid that is fuming when the solution contains and over 86% HNO3. Fumigating nitric acid can also be classified as red concentrated nitric acid at concentration levels above 86% or white livid nitric acid at concentration levels above 95%, depending on the quantity of nitrogen dioxide present.
The following sequence of reaction occurs in commercial production of aqueous nitric acid.
4NH3(g)+5O2(g)→4NO(g)+6H2O(l) ΔH=−904kJ.....(1)
2NO(g)+O2(g)→2NO2(g) ΔH=−112kJ.....(2)
3NO2(g)+H2O(l)→2HNO3(aq)+NO(g) ΔH=−140kJ.....(3)
1mole of HNO3 = 3/2moles of NO2→
32mole ofNO→3/2mole ofNH3
Heat liberated to produce 1 mole of nitric acid is
3/8×(ΔH1)+3/4×(ΔH2)+1/2×(ΔH3)
=(3/2×1/4)(−904)−(3/2×1/2)(−112)−(3/2×1/3)(−140)
=−493 kJ mol−1
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In a reduction half-reaction the gain of electrons causes a(n) _____ in the oxidation number.
Answers
In a reduction half-reaction the gain of electrons causes a(n) decrease in the oxidation number.
Oxidation numberSimply put, an element's assigned number in a chemical combination is what is meant by the term "oxidation number." The number of electrons that an atom in a molecule can share, lose, or gain while forming a chemical bond with an atom of another element is known as the oxidation number.
The terms oxidation state and oxidation number are interchangeable. Nevertheless, depending on whether or not we take the electronegativity of the atoms into account, these phrases may occasionally have a distinct meaning. Coordination chemistry commonly makes use of the phrase "oxidation number."
In general, the oxidation state or number aids in our ability to explain the flow of electrons. However, it is important for students to understand that this is not the same as a formal charge, which controls how atoms are arranged.
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the diels-alder mechanism between a diene and a dienophile is choose... , which means that bond breaking happens choose... bond forming. to help the mechanism succeed, the diene should have an choose... group and the dienophile should have an choose... group.
Answers
The Diels-Alder mechanism between a diene and a dienophile is concerted, which means that bond breaking happens at the same time as bond forming. To help the mechanism succeed, the diene should have an electron-releasing group and the dienophile should have an electron-withdrawing group.
What is a Diels-Alder reaction?The Diels-Аlder reаction is а cycloаddition reаction between а diene аnd а dienophile to form а new ring. А cyclic molecule is formed by the reаction of а 1,3-diene with а dienophile in а Diels-Аlder reаction. The diene serves аs the nucleophile in the reаction, аnd the dienophile serves аs the electrophile. The cyclic molecule formed by the reаction is referred to аs аn аdduct.
Your question is unclear, but most probably your full question was
The Diels-Alder mechanism between a diene and a dienophile is _____, which means that bond breaking happens _____ as bond forming.
To help the mechanism succeed, the diene should have an _____ group and the dienophile should have an ______ group.
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ASAP...What cause-and-effect relationships are being suggested or predicted based on smaller-scale mechanisms in the systems described by the claims?
Answers
Answer:
Cause and effect relationships are routinely identified, tested, and used to explain change.
Explanation:
Researchers stationed at different areas on a mountain and in a tunnel midway through the mountain boiled water at the same time. even though the water at every station was at the same temperature, the pot at the top of the mountain started boiling before the others. why? water boils when the vapor pressure is the atmospheric pressure. the atmospheric pressure at the top of the mountain.
Answers
When the vapor pressure is below the atmospheric pressure, water begins to boil. At the mountain's peak, there is no difference in atmospheric pressure.
What occurs when the air pressure is lower than the vapor pressure?If the vapor pressure is less than the atmospheric pressure, it indicates that the thermal energy of the molecules in the liquid is insufficient to allow them to separate and transition into the gas phase. Within a liquid, molecules cannot produce vapor bubbles. As a result, boiling would never happen.
On a mountain peak, would the boiling point of water be higher or lower?Higher altitudes have lower atmospheric pressure, which causes heated water to boiling more quickly and at a lower temperature. The boiling point of water is 203 degrees Fahrenheit at 5,000 feet above sea level, compared to 212 degrees Fahrenheit at sea level. Water boils at 10,000 feet in elevation.
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