how many moles and how many grams of kmno4 are needed to carry out this reaction on 11.4 grams of kno2

On the day Anastasia wrote about, different air masses are present in different areas of the atmosphere.

The atmosphere is composed of various air masses that have distinct characteristics in terms of temperature, humidity, and stability. These air masses are formed and influenced by factors such as the location of their origin and the prevailing weather patterns. On a specific day, Anastasia wrote about, there would be a variety of air masses across different regions.

In general, air masses can be classified into four main types: polar, tropical, continental, and maritime. Polar air masses are typically cold and form near the poles, while tropical air masses are warm and originate in tropical regions. Continental air masses form over land and tend to be dry, whereas maritime air masses develop over the oceans and contain higher levels of moisture.

The distribution of these air masses on the day Anastasia wrote about would depend on the prevailing weather systems and atmospheric conditions. For example, in regions experiencing a cold front, a polar air mass would likely be present, bringing cooler temperatures. Conversely, areas influenced by a warm front might have a tropical air mass, resulting in warmer temperatures.

The interaction of these air masses can lead to the formation of various weather phenomena such as thunderstorms, hurricanes, or frontal systems. Understanding the characteristics and movements of air masses is crucial for meteorologists in predicting and analyzing weather patterns.

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The chemical formula of the alcohol that results from the reduction of

n-Pentanoic acid is given below in image.

A straight-chain alkyl carboxylic acid with the chemical formula CH3(CH2)3COOH is valeric acid, also known as pentanoic acid. It smells bad, just like other low-molecular-weight carboxylic acids. It is found in Valeriana officinalis, a perennial blooming plant from which it derives its name.

Carboxylic acids are substances with a -COOH group.Basically, carboxylic acids are organic molecules that have at least one C or H atom connected to a -COOH functional group. Acetic acid and formic acid, for instance.

The elimination of hydrogen from the organic component can be used to characterise oxidation. Pentanal is created when 1-pentanol undergoes oxidation. Pentanal is transformed into pentanoic acid with further oxidation.

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The chemical formula of the alcohol that results from the reduction of

n-Pentanoic acid is given below in image.

A straight-chain alkyl carboxylic acid with the chemical formula CH3(CH2)3COOH is valeric acid, also known as pentanoic acid. It smells bad, just like other low-molecular-weight carboxylic acids. It is found in Valeriana officinalis, a perennial blooming plant from which it derives its name.

Carboxylic acids are substances with a -COOH group.Basically, carboxylic acids are organic molecules that have at least one C or H atom connected to a -COOH functional group. Acetic acid and formic acid, for instance.

The elimination of hydrogen from the organic component can be used to characterise oxidation. Pentanal is created when 1-pentanol undergoes oxidation. Pentanal is transformed into pentanoic acid with further oxidation.

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Answer:

Final temperature = 489.17°C

Explanation:

Given - A 4.70 g nugget of pure gold absorbed 279 J of heat. The initial temperature was 29.0°C.

To find - What was the final temperature ?

Proof -

Given that,

q = 279 J

m = 4.70 g

We know that, C = 0.129 J

Also,

We know the specific heat equation that,

q = m(ΔT)C

⇒ΔT = q ÷ mc

        = 279 ÷ (4.70)(0.129)

        = 279 ÷ 0.6063

        = 460.17°C

⇒ΔT = 460.17°C

Now,

We know that,

Change in Temperature is the difference of final and initial Temperature

So,

ΔT = Final temp. - Initial Temp.

⇒460.17°C = Final Temp. - 29.0°C

⇒Final temperature = 460.17°C + 29.0°C

                                 = 489.17°C

⇒Final temperature = 489.17°C

The gram-formula mass of the product in the given reaction is 201.8g.

Gram Formula mass is the atomic mass of one mole of an element or a molecular compound, or an ionic compound.

To calculate the gram formula mass of a compound, the following applies;

According to this question, propene reacts with bromine to produce bromo propane with the molecular formula; C₃H₆Br₂.

Gram formula mass = 12(3) + 1(6) + 79.9(2) = 201.8g

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Answer:

C.  There would be more places for new species to enter the ecosystem.

Explanation:

The Shipwrecks established artificial reefs that address the problem of a natural reef.

The artificial reefs provide a stable growing area for corals, and habitat for fishes and new organisms along with food sources that is found in natural reefs. This helps to increase the growth of marine life.

Hence, the correct answer is "C.  There would be more places for new species to enter the ecosystem."

Answer:

C. both

Explanation:

What factors can influence the properties of glass, which include its ability to transmit, reflect, or absorb light, or to be transparent?

Answer · 47 votes

The properties can be influenced by many factors. The most common are the shape of the object, the lighting where the object is located, the environment (colors, shapes, density of other objects, etc.), and the viewing angle of the observer.

Solids Have a Clear Shape and Volume: The state of matter with a clear shape and volume is called a solid.

A solid is a condition of matter that, even when unconstrained, keeps its shape and density. One of the four basic states of matter is solid. The least energetic molecules are those that are tightly packed together and make up solids. A solid is distinguished by its structural rigidity and resistance to external forces. Particles in solid substance are closely packed. A solid will keep its shape; its constituent parts are not free to move. Particles in liquid substance are more loosely packed. It will adopt the form of its host.

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Answer:

The reactants of photosynthesis are Carbon Dioxide and water. The products are Glucose (or starch/sugar) and Oxygen. The autotroph uses light energy from the sun in order to complete this process. In the formula, the arrow is the light energy.

Explanation:

Answer:

I've inserted an image.

Explanation:

Hope this helps!

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There is no direct involvement of \(Cu(NO_3)_2\) in the mole ratio calculation as it is not a reactant with \(AgNO_3.\)

The balanced chemical equation for the given reaction is:

\(2AgNO_3 + Cu -- > Cu(NO_3)_2 + 2Ag\)

According to this equation, the mole ratio between \(AgNO_3\) and Cu is 2:1, which means that for every 2 moles of \(AgNO_3\) used, 1 mole of Cu is consumed.

There is no direct mole ratio between \(AgNO_3\) and \(Cu(NO_3)_2\) or between \(AgNO_3\) and Ag. However, we can calculate the mole ratio between \(AgNO_3\) and Ag using the stoichiometric coefficients in the balanced equation.

For every 2 moles of \(AgNO_3\) used, 2 moles of Ag are produced. Therefore, the mole ratio between \(AgNO_3\) and Ag is 2:2 or simply 1:1.

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CuSO4 + 2 NaOH = Na2SO4 + Cu(OH)2 is well balanced

The complete ground state configuration for the aluminum is 1s² 2s² 2p⁶ 3s² 3p¹. The atomic number of the aluminum is 13.

The atomic number of the Aluminum is 13. For the neutral atom of the Aluminum , it contains the 13 protons and the 13 electrons. The ground state electron configuration is  1s² 2s² 2p⁶ 3s² 3p¹. The noble has configuration for the aluminum is [Ne] 3s² 3p¹. The atom in the lower energy level is said to be in the ground state.

The electrons arranged according to their energy levels. The ground state electron configuration of the electrons around the nucleus with lower energy levels for the given atom.

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Answer:

The oxidation state of hydrogen is +1 in its compounds, except for metal hydrides, such as NaH, LiH, etc., in which the oxidation state for H is -1. The oxidation states of other elements are then assigned to make the algebraic sum of the oxidation states equal to the net charge on the molecule or ion.

The oxidation state of a lone element is that It is its most likely oxidation state, and it is the same as in a compound. The correct options are A and D.

The oxidation state or oxidation number is a hypothetical charge that is given to the elements when they lose or gain an electron. When elements combine, they form bonds with each other. When bonds are formed, the atoms share electrons with each other.

The element that gains electrons, get a negative charge, and the atom that donates electrons gain a positive charge. The number of charges increased as per electrons. The oxidation state of a lone element is most likely the oxidation state and the same as in a compound.

Thus, the correct options are A. It is its most likely oxidation state and D. It is the same as in a compound.

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Density of a newly discovered metal whose formula weight is 65.65 g/mol, crystallizes in a body-centered cubic unit cell with an edge length of 3.91 x 10-8 cm is 1880.00 g/cm^3.
To calculate the density of the newly discovered metal, we need to use the formula:

Density = (mass of unit cell) / (volume of unit cell)

First, we need to find the mass of the unit cell. To do this, we need to find the number of atoms in the unit cell and multiply it by the atomic mass of the metal:

Number of atoms in a body-centered cubic unit cell = 2
Atomic mass of the metal = formula weight = 65.65 g/mol

Mass of unit cell = 2 x 65.65 g/mol = 131.3 g/mol

Next, we need to find the volume of the unit cell. For a body-centered cubic unit cell, the volume can be calculated as:

Volume = (edge length)^3 * (4/3) * pi / 8

Plugging in the values given in the question, we get:

Volume = (3.91 x 10^-8 cm)^3 * (4/3) * pi / 8 = 6.995 x 10^-23 cm^3

Finally, we can calculate the density using the formula:

Density = mass / volume

Density = 131.3 g/mol / 6.995 x 10^-23 cm^3 = 1.88 x 10^3 g/cm^3

Rounding to two decimal places, the density of the newly discovered metal is 1880.00 g/cm^3.

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Answer:

Explanation:

Edmentum

The arrangement of electrons within an atom's orbitals is known as its electronic configuration. The atomic number, which is equal to the number of protons in every neutral atom, is the set quantity of electrons that make up each neutral atom.

The distribution of an element's atoms' electrons throughout several atomic orbitals is symbolically represented by the electronic configuration of that element.

A standardized nomenclature is used for expressing electron configurations, in which the energy level and type of orbital are written first, followed by the number of electrons in the orbital, which is expressed in superscript.

The correct matches are:

Zn: [Ar] 3d¹⁰ 4s²

Fe: [Ar] 3d⁶ 4s²

Sn: [Kr] 4d¹⁰5s²5p²

Cl: [Ne] 3s² 3p⁵

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First, we have to calculate the molecular weights of each molecule:

Then, we have to calculate the number of grams of water. We can calculate them because the process of evaporation lets us know the water amount that was retired:

Then, we're gonna convert the grams of sodium carbonate alone (30.2 g) and the grams of water to moles:

It means that the mole relation is 1:1 approx, as it is the same amount for both. Then, the formula is going to be:

It means that the answer is A.

Answer:

Molecules must collide with sufficient energy, known as the activation energy, so that chemical bonds can break. Molecules must collide with the proper orientation. A collision that meets these two criteria, and that results in a chemical reaction, is known as a successful collision or an effective collision.

Answer:

the last option!!!!

Explanation:

because its right

Answer:

yeppppppppppppp

Answer:

yes

plants makes the oxygen by the

process of photosynthesis and

release to environment and animals

uses these oxygen to survive on this Earth

hope it helps

Your carbon atom enters the leaf as atmospheric CO2, or carbon dioxide.

6CO2 + 6H2O = C6H12O6 + 6O2.

Briefing:

Chlorophyll in the leaf uses the sun's energy to change CO2 and H2O into the sugar glucose, C6H12O6. This molecule contains your carbon atom, which is now one of the carbons in the glucose.

The glucose bearing your carbon atom is then transported to the carrot's root by the phloem tissue of the carrot plant. The glucose molecule with your carbon atom is connected by enzymes in the carrot root to a chain of other glucose molecules to create cellulose, or plant starch, and there you have it. Through photosynthesis, your carbon atom transitioned from being a component of an atmospheric gas to a starch.

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The sleet : a) consist of frozen rain drops b) typically occurs on the cold side of freezing rain .

The sleet is the mixture of the snow and the rain. sleet can be defined as the type of the precipitation that is different from the snow , freezing snow and the hail. the sleet is the rain which gets freezes or it can be partially freezes. the sleets falls from the sky. the sleets form under specific weather conditions.

Thus, the sleets is that occurs on the cold side of the rain which gets freezes and the sleet consist of the rains drop which is frozen rain drops.

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Answer:

C.Sound waves.

Answer

The rate increases to eight times the original rate.

Explanation

When the concentration of each reaction is doubled, the rate increases by eighth compared to the initial rate.

Example: Rate =k[A][B]^2

Lets assume : [A]1 = 0.1 and [A]2 = 0.2

[B]1 = 0.2 and [B]2 = 0.4

Initially: Rate = (0.1)(0.2)^2 = 4x10^-3

After doubling: Rate = (0.2)(0.4)^2 = 0.032

Divide the final answer by the initial one

=> 0.032/4x10^-3 = 8

Answer:

Mechanical energy is energy that results from movement or the location of an object. Mechanical energy is the sum of kinetic energy and potential energy.

Explanation:

Nuclear energy is energy resulting from changes in the atomic nuclei or from nuclear reactions.

Example: Nuclear fission, nuclear fusion, and nuclear decay are examples of nuclear energy. An atomic detonation or power from a nuclear plant are specific examples of this type of energy.

Answer:

1.john dalton

2.jj.thomson

3.robert millikan

4.niels bohr

5.earnest Rutherford

6.albert Einstein

Explanation:

I just did this assignment a couple of weeks ago ur welcome.

Answer: John Dalton - Matter made of indivisible atoms

J.J. Thomson - Atoms contain negatively charged particles

Robert Millikan - Measured the charge of an electron

Niels Bohr - Atoms contain mostly empty space

Ernest Rutherford - Atoms contain nuclei with electrons orbiting

Albert Einstein - Light exists as photon packets; one photon can remove one electron from an atom

Explanation:

hope this helps you.