a student collected data about how different fertilizers affect a plant growth. which type of graph should they use to show the data? PLS HELP ASAP :C worth 100 points lol

Glycinate donates an electron pair so it is a bidentate ligand.

The molecular formula is C₂H₄NO₂⁻. The octahedral complex is formed between glycinate molecules and cobalt(III) and the stoichiometry of the complex is [Co(gly)₃]. The reaction is as follows;

Co₃⁺(aq) + 3C₂H₄NO₂⁻ ⇒ [Co(C₂H₄NO₂⁻](aq)

A cobalt complex is formed when 3 glycinate ions equivalents react with one Co₃⁺ ion equivalent so, it is necessary to keep the glycinate ions concentration greater than the cobalt(III) ions at least three times more.

So, taking the concentration 4 times greater can facilitate the reaction.

For a complex whose concentration is 0.015M, 0.06M glycinate ions are required to obtain the desired cobalt(III) glycinate complex.

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By taking into account the different numbers of sodium ions released by different salts upon dissociation, we can calculate that the final molarity of sodium salts is 0.1055 M.

To calculate the total molarity of the sodium ions in the new solution, we must calculate the number of moles of sodium ions in the first, second, and third solutions, add them up and divide them by the total volume of the new solution.

First solution - 1 mol of sodium chloride releases 1 mole of sodium ions upon dissociation, so the amount of sodium ions will be equal to the amount of sodium chloride:

c = n/V ⇒ n = c*V = 1.25 M * 0.0250 L = 0.03125 mol

Second solution - 1 mol of sodium sulfate releases 2 moles of sodium ions upon dissociation, so the amount of sodium ions will be double the amount of sodium sulfate:

n = 2c*V = 2 * 0.550 M * 0.145 L = 0.1595 mol

Third solution - 1 mol of sodium phosphate releases 3 moles of sodium ions upon dissociation, so the amount of sodium ions will be triple the amount of sodium phosphate:

n = 3c*V = 3 * 0.225 M * 0.0300 L = 0.02025 mol

The final molarity of sodium ions:

c = n/V = (0.03125 mol + 0.1595 mol + 0.02025 mol) / (0.0250 L + 0.145 L + 0.0300 L) = 1.055 M

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Answer:

c

Explanation:

Answer:

Autotrophs make their own food, heterotrophs eat other things.

Explanation:

because many protists can move.

According to the given statement Object B, by 1 gram per cubic centimeter object has a greater density.

The measure of how densely a substance is pressed together is called density. As the weight per unit volume, it meets that definition. The formula for density, denoted by the symbol D, is given as follows: density = m/V, where m denotes the object's mass and V its volume.

Mass and volume are intimately linked with density. In reality, it explains the precise nature of the connection between the two. By dividing the mass of an object by its volume, we may get its densities. The mass is said to have a low population density if it has a high volume but a tiny mass.

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Answer:element x

Explanation:because element x is shiny and hard and that's a property of metals and metals are good conductors of heat and electricity

The molar mass of Br is 79.904 grams/mole and the molar mass of Cl is 35.453 grams/mole.

There are 3 Cl atoms so we'll multiply it's molar mass by 3. So:

35.453 x 3 = 106.359

Now we add this number to the molar mass of Br and we get:

106.359 + 79.904 = 186.263

The molar mass of BrCl3 is 186.263 grams/mole

Now we just multiply this number by the amount of moles in the question which is 204.

186.263 x 204 = 37997.652 g which is 37.997652 kg or 38.0 kg if significant figures are important.

Answer:

60

Explanation:

there's 5 lines, and 800-700=100 each line represents 20 because 20×5=100.

from a to b, there's 3 lines and 3×20=60

Answer:

the answer is B  Equals i just took the test

In 0.75 moles of caffeine, there are a total of 6 carbon atoms, 7.5 hydrogen atoms, 3 nitrogen atoms, and 1.5 oxygen atoms.

To determine the total number of atoms in 0.75 moles of caffeine, we need to consider the molecular formula of caffeine, which is C8H10N4O2. The molecular formula provides the ratios of each element present in the compound. By multiplying the number of atoms in each element by the corresponding coefficient in the molecular formula, we can calculate the total number of atoms. In this case, there are 8 carbon (C) atoms, 10 hydrogen (H) atoms, 4 nitrogen (N) atoms, and 2 oxygen (O) atoms in each molecule of caffeine. Multiplying these values by 0.75 moles will give us the total number of atoms in 0.75 moles of caffeine.

The molecular formula of caffeine, C8H10N4O2, provides the number of atoms for each element present in one molecule of caffeine. In this case, there are 8 carbon (C) atoms, 10 hydrogen (H) atoms, 4 nitrogen (N) atoms, and 2 oxygen (O) atoms.

To calculate the total number of atoms in 0.75 moles of caffeine, we need to multiply the number of atoms for each element by the coefficient in the molecular formula, and then multiply that by the number of moles (0.75 moles).

For carbon (C): 8 atoms x 0.75 moles = 6 atoms (since there are 8 carbon atoms in one molecule of caffeine).

For hydrogen (H): 10 atoms x 0.75 moles = 7.5 atoms (since there are 10 hydrogen atoms in one molecule of caffeine).

For nitrogen (N): 4 atoms x 0.75 moles = 3 atoms (since there are 4 nitrogen atoms in one molecule of caffeine).

For oxygen (O): 2 atoms x 0.75 moles = 1.5 atoms (since there are 2 oxygen atoms in one molecule of caffeine).

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basicly all it is, is multiplying the answer is 163^2

9 = T = 40 degrees Celsius, P = 2 atm is the greatest density

10 = T = 50 degrees Celsius, P = 0.5 atm  is the smallest number of moles of gas .

The gas with the highest atomic mass will be contained in the flask with the highest density.

At constant volume and pressure, the ratio of the gas's moles to the temperature is inverse. Since the temperature was dropped, the flask containing helium will thus contain the most moles of gas.

Pressure and temperature have a straight relationship, PV = nRT, according to the ideal gas law. The pressure will be maximum in the heated helium flask because of this. d.

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Answer:

Tom

Explanation:

Simply because we see Claudia used a shortcut. Tom uses more physical force than Claudia, since Claudia only had to push the boxes into there required shelves.

In a saturated solution of silver chromate (Ag2CrO4), the silver ion concentration is already given as 8.66 x 10^-5 M. We have to determine the concentration of silver ions in the solution when solid sodium chromate (Na2CrO4) is added.

When solid sodium chromate is added, it dissociates into sodium ions (Na+) and chromate ions (CrO4^2-). Since silver chromate is a sparingly soluble salt, it establishes an equilibrium between the dissolved ions and the solid salt.

The balanced chemical equation for the dissolution of silver chromate can be represented as:

Ag2CrO4 ⇌ 2 Ag+ + CrO4^2-

The addition of solid sodium chromate does not directly affect the concentration of silver ions (Ag+). However, it increases the concentration of chromate ions (CrO4^2-) in the solution. Given that the concentration of chromate ions (CrO4^2-) is 0.0600 M, and assuming that the dissociation of silver chromate is complete, the concentration of silver ions remains the same at 8.66 x 10^-5 M.

Therefore, the concentration of silver ions in a saturated silver chromate solution, when solid sodium chromate is added to form an additional 0.0600 M chromate ion, would still be 8.66 x 10^-5 M. The addition of sodium chromate increases the concentration of chromate ions but does not affect the concentration of silver ions.

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Answer:

24 oral syringes

Explanation:

Answer:

fractional distillation  is the correct answer

Explanation:

make me brainlist

fractional distillation is method of separation would be most appropriate for separating a mixture of water and alcohol.

Distillation can be defined as the process of separating mixtures which is based on differences in thee changes of the phase of components of the mixture.

It is widely used method of separation of mixture of liquids, where the liquid can be heated having different boiling points, into the gas phase.

In this process the gas is condensed back into liquid and collected, by repeating this process and the collected liquid will improve the purity of the product and the process is called double distillation.

It is mostly applied to liquids and the reverse process can be used to separate gases by liquefying components by using heat and pressure, it can separate a mixture based on different boiling points.

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4x + 13

4 * -3 + 13

-12 + 13

1

Answer: 8/9

Explanation: took the quiz gang

Using this formula, we can calculate the confidence interval once we have the sample data, without the sample data, it is not possible to provide an accurate confidence interval estimate.

To construct a 90% confidence interval estimate of the percentage of cell phone users who develop cancer of the brain or nervous system, we would need the sample data, specifically the number of cell phone users and the number of users who developed cancer. Without the sample data, it is not possible to provide an accurate confidence interval estimate.

However, if we assume that we have the necessary sample data, we can proceed with the calculation. The formula for calculating a confidence interval for a proportion is:

Confidence interval

\(=�^±�×�^(1−�^)�Confidence interval= p^​ ±z× np^​ (1− p^​ )​ ​ where:�^p^​\)

 is the sample proportion (number of users with cancer divided by the total number of cell phone users).

\(�\)

z is the z-score corresponding to the desired confidence level (90% confidence level corresponds to a z-score of approximately 1.645).

\(�\)

n is the sample size (total number of cell phone users).

Using this formula, we can calculate the confidence interval once we have the sample data.

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Magnets are magnetic because of the motion of electric charges. They are made of three types of materials that are  Diamagnetic, Paramagnetic, and Ferromagnetic Materials. Magnets are categorized into three types: permanent magnets, temporary magnets, and electromagnets, electromagnets.

Electrons, which are charged particles, are found in every atom. Electrons spin like tops around an atom's nucleus, or core. Because their movement generates an electric current, each electron behaves like a microscopic magnet.

Magnetic materials are those on which magnets exert force. Because of their electronic configuration, only iron (Fe), cobalt (Co), and nickel (Ni) are magnetic. There are three types of magnetic materials: diamagnetic materials, paramagnetic materials, and ferromagnetic materials. Magnets repel diamagnetic materials while attracting paramagnetic and ferromagnetic materials.

Magnets are categorized into three types: permanent magnets, temporary magnets, and electromagnets.

Permanent magnets: These magnets generate a magnetic field without the use of external magnetism or electricity.

Temporary magnets: When attached to or near something emitting a magnetic field, temporary magnets behave as magnets, but lose this property when the source of the magnetic field is removed.

Electro magnets: To function as magnets, electro-magnets require electricity.

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Answer:

Answer is B

Explanation:

The function fruit is an seed dispersal. It also protects the developing seeds. Various fruit structures and tissues, such as sweet pulp, wings, parachutes, and gripping spines, reflect dispersal strategies that aid in seed dispersal.

What is the description of seed dispersal?

Seed dispersal is the mechanism by which plant seeds are transported to new locations for germination and establishment of new individuals. Since animals usually mediate this process, the ultimate fate of seeds depends on their effectiveness as seed dispersers.

What is the maximum not unusualplace seed dispersal?

Various morphologies have evolved to disperse tree seeds, but the most common form of seed dispersal is wind-induced dispersal. Windborne seeds, usually in tropical regions with seasonal drought, lose fruit during the second half of the dry season or the first half of the subsequent wet season.

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The layers of the atmosphere can be ranked based on the energy of the photons that are typically emitted there, from highest to lowest as Thermosphere,Mesosphere,Stratosphere and Troposphere respectively.

Based on the energy of the photons typically emitted, the layers of the atmosphere can be ranked as follows:

1. Thermosphere: This layer has the highest energy of photons as it is the region where the sun's radiation is absorbed and ionizes the gas particles. This ionization process releases high-energy photons, including ultraviolet and X-rays.
2. Mesosphere: This layer has a lower energy of photons than the thermosphere. It is the region where meteoroids burn up upon entering the Earth's atmosphere, releasing photons in the form of light.
3. Stratosphere: This layer has a lower energy of photons than the mesosphere. It is the region where ozone is present, which absorbs high-energy ultraviolet radiation from the sun and emits lower energy photons in the form of heat.
4. Troposphere: This layer has the lowest energy of photons as it is the region closest to the Earth's surface and is primarily heated by convection from the ground. The photons emitted here are primarily in the form of infrared radiation.

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Answer:

The best place to install a heating vent is on the floor or low on the wall.

Explanation:

This is due to the fact that heat rises so if you were going to put it on the room then the hot air is going to just push the cooler air down.

Answer:

Close to locations that are sat down by or used often. Like next to a couch or bed. Not under them mind you. Just near them so the air flow is not interrupted. These would give you the maximum experience of heat or cold because you are in the areas more often.

Answer: 5 moles of NaF would be produced when 550 grams of Sodium bromide are used.

Explanation:

From the question, the balanced chemical formula is illustrated below:

2NaBr + CaF2 → 2NaF + CaBr2

From the equation above;

Molecular mass of NaBr = 23 + 80 = 103g/ mol

Molecular mass of CaF2= 40+ (19×2)= 78g/ mol

Molecular mass of NaF = 23+19 = 42g/ mol

From the balanced chemical equation;

2 moles of NaBr reacted with 1mole of CaF to give 2 moles of NaF.

That is, 2 moles of NaBr= 2× 103 = 206g

2moles of NaF = 2×42= 84g

If 206g of NaBr yielded 84g of NaF

Therefore 550g of NaBr will yield Xg of NaF

X= 550×84/206

X= 224.27g of NaF

But 42g = 1 mole of NaF

Therefore 224.27g = X mole of NaF

X= 224.27 ×1/42

X is approximately 5moles.

The energy generated by the electrons donated by 2 molecules of NADH is sufficient to phosphorylate approximately 3 molecules of ADP.

During cellular respiration, electrons are transferred through a series of electron carriers in the electron transport chain (ETC), located in the inner mitochondrial membrane. As electrons pass through the ETC, energy is released and used to pump protons out of the mitochondrial matrix, creating a proton gradient that is used to generate ATP.

The electrons donated by 2 molecules of NADH can generate enough energy to phosphorylate approximately 3 molecules of ADP. This is because each molecule of NADH donates two electrons to the ETC, which are passed through the electron carriers in a series of redox reactions. As the electrons move through the ETC, they create a proton gradient, which is used to drive ATP synthesis by the enzyme ATP synthase.

The exact number of ATP molecules generated per NADH molecule depends on the specific electron carriers involved and the efficiency of the electron transport chain. In general, it is estimated that the oxidation of one NADH molecule generates about 2.5 ATP molecules. Therefore, the oxidation of 2 molecules of NADH could generate approximately 5 ATP molecules in total. However, this is just an estimate, and the actual number of ATP molecules generated may vary depending on the conditions of the cell and the specific metabolic pathway involved.

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Answer:

all of the above

Explanation:

all of this is in the solar system

Answer:

when u press the brakes

Explanation:

the newton third law of motion is applied on tyres

Answer:

NEWTONS SECOND LAW,

both vehicles have the same speed, but the truck has a larger mass than the car,

so according to F=mass× acceleration

the truck driver has to apply much force than the car driver

The number of sub levels within each energy level of an atom is equal to the value of the principal quantum number. The correct option is (a) principal quantum number.

The principal quantum number, also known as the energy level, determines the overall energy of an electron within an atom.

Each energy level can contain one or more sub-levels, which are identified by the angular momentum quantum number (l). The value of l can range from 0 to n-1, where n is the principal quantum number.

Each sub-level can further be broken down into orbitals, which are identified by the magnetic quantum number (m). The spin quantum number (s) determines the spin of the electron within an orbital.

Therefore, the principal quantum number determines the number of sub-levels within each energy level of an atom.

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INFORMATION:

We know that:

- sodium and oxygen react to produce Sodium Oxide

-