Give the name Cu2(SO4)3

B is metamorphism

A is Cementation

The main processes in the rock cycle are:

Weathering: This is the physical or chemical breakdown of rocks into smaller fragments by natural forces such as wind, water, and ice. Weathering can occur through mechanical weathering (e.g. freeze-thaw cycles, abrasion, and root action) or chemical weathering (e.g. oxidation, hydrolysis, and carbonation).

Erosion: This is the process by which weathered materials are transported and removed from their original location by agents such as water, wind, or ice.

Deposition: This is the process by which sediments or rocks are laid down or deposited in a new location after being transported by erosion.

Compaction: This is the process by which sediments are squeezed and packed together by the weight of overlying sediments, which causes them to become more tightly packed and solid.

Cementation: This is the process by which minerals in the groundwater (e.g. silica, calcite, or iron oxide) precipitate out of solution and bind the sediments together into solid rock.

Metamorphism: This is the process by which rocks are subjected to high temperatures, pressures, and chemical reactions that change their physical or chemical properties, resulting in the formation of metamorphic rocks.

Melting and solidification: This is the process by which rocks are melted by high temperatures, and then cooled and solidified to form igneous rocks.

By undergoing these processes, rocks can be transformed from one type to another over time, in a cyclical process that repeats itself over millions of years.

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Answer: False

Explanation:

resources which are present in unlimited quantity in nature are called as inexhaustible natural resources.

The new volume of the balloon, given that it was submerged to a depth where the pressure is 922.3 mmHg and the temperature is 25.35 °C is 5.08 L

From the question given above, the following data were obtained:

The new volume can be obtained by using the combined gas equation as illustrated below:

P₁V₁ / T₁ = P₂V₂ / T₂

(755.4 × 6.25) / 300.5 = (922.3 × V₂) / 298.35

Cross multiply

300.5 × 922.3 × V₂ = 755.4 × 6.25 × 298.35

Divide both side by (300.5 × 922.3)

V₂ = (755.4 × 6.25 × 298.35) / (300.5 × 922.3)

V₂ = 5.08 L

Thus, the new volume is 5.08 L

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0.50 L of a 1.5 m solution contains 71.4 grams of MgCl2.

The equation moles of solute = molarity x volume (in liters) can be used.

When converting to grams, we may use the molar mass of the MgCl2 to determine how many moles there are in the solution.

MgCl2 has a molar mass of roughly 95.21 g/mol.

The volume must first be changed from liters to milliliters:

0.50 L = 500 mL

Next, we may determine how many moles of MgCl2 are present in the solution:

moles of MgCl2 = molarity x volume (in liters)

moles of MgCl2 = 1.5 mol/L x 0.50 L

moles of MgCl2 = 0.75 moles

Finally, we can figure out how much MgCl2 is present in the solution:

mass of MgCl2 = moles of MgCl2 x molar mass

mass of MgCl2 = 0.75 moles x 95.21 g/mol

mass of MgCl2 = 71.4 grams

Therefore, 0.50 L of a 1.5 m solution contains 71.4 grams of MgCl2.

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Answer:

823.2 J

Explanation:

PE = mgh

= (7 kg) (9.8 m/s^2) (12 m)

= 823.2 J

Answer:

Mass=m=7kg

Height=h=12m

Gravitational force=g=10m/s^2

\({\boxed{\sf Potential\:energy{}_{(P.E)}=mgh}}\)

\({:}\longmapsto \)\(\sf P.E=7×12×10 \)

\({:}\longmapsto \)\(\sf P.E=84×10\)

\({:}\longmapsto \)\(\sf Potential\:energy=840Joule \)

Explanation:

The mole (abbreviated mol) is the SI measure of quantity of a “chemical entity,” such as atoms, electrons, or protons. It is defined as the amount of a substance that contains as many particles as there are atoms in 12 grams of pure carbon-12.

Hope this Helped :)

Answer:

3243.2ml

Explanation:

Converting 2.4kg to g = 2.4X1000

=2400g

Since Density is mass/volume,

then volume is = mass/density

volume = 2400/0.74

=3243.2ml

Answer:

C is the Answer

Follow me please

Mark brainliest

Compounds are formed by the same or the different molecules of the elements. Iron has the lowest oxidation number in FeOH. Thus, option D is correct.

The oxidation number is the total gain or loss of the electrons by the atom to form a chemical bond with another atom in a molecule or a compound.

The oxidation state in a neutral compound adds up to zero. The oxidation number of oxygen is -2, and that of hydrogen a monoatomic ion is always +1.

Oxidation states are calculated as,

Fe(OH)₂:

X + 2 (-2 +1 ) = 0

X -2 = 0

X = +2

Fe(OH)₃:

X + 3 (-2 +1 ) = 0

X - 3 = 0

X = + 3

FeOH:

X -2 + 1  = 0

X - 1 = 0

X = +1

Therefore, iron has the lowest oxidation number in FeOH.

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The volume of ammonia would be produced by this reaction 4.56mL of nitrogen were consumed is 9.13 mL of ammonia.

Volume is a unit used to describe how much space a substance or thing takes up. It is a real thing with a physical value that can be measured in liters, milliliters, cubic meters, or cubic centimeters.

The chemical equation for the reaction of nitrogen and hydrogen gases to produce ammonia gas is as follows:

N₂ + 3H₂ → 2NH₃

The balanced equation's stoichiometry states that 2 moles of ammonia are created when 1 mole of nitrogen combines with 3 moles of hydrogen. This indicates that nitrogen and ammonia have a mole ratio of 1:2.

We must first estimate how many moles of nitrogen were reacted in order to calculate the volume of ammonia created. The ideal gas law allows us to do the following:

PV = nRT, where R is the gas constant, n is the number of moles, P is the pressure, V is the volume, and T is the temperature.

We can assume that the pressure is constant and cancel it out because the gases are not contained:

V = nRT/P

The volume of 1 mole of gas is 22.4 L at standard temperature and pressure (STP), which are 0°C and 1 atm. As a result, the amount of nitrogen that reacted was:

n(N2)  = 4.56 mL × (1 L/1000 mL) × (1 mol/22.4 L) × 0.000204 moles.

As nitrogen and ammonia have a mole ratio of 1:2, the amount of ammonia produced is calculated as follows: n(NH₃) = 2 × n(N₂) = 0.000408 moles

In order to calculate the volume of ammonia produced, we can once more utilize the ideal gas law:

V(NH₃) = n(NH₃) × V(molar)= 0.000408 moles × 22.4 L/mol = 0.00913 L.

The amount of ammonia produced, rounded to three significant digits, is 9.13 mL = 0.00913 L. Hence, the answer is: 9.13 mL of ammonia.

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Answer:

please don't cheat others

Answer:2m

Explanation:

4/2=2

The wavelength will be "2 m".

Given values are:

Frequency,

Speed,

As we know,

→ \(Frequency(f) = \frac{Speed (v)}{Wavelength (\lambda)}\)

or,

→                     \(\lambda = \frac{v}{f}\)

By substituting the values, we get

→                        \(=\frac{4}{2}\)

→                        \(= 2 \ m\)

Thus the above response is correct.

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Answer:

laboratory use the organic substances dissolve in water methanol or ethanol then Sinha to rise iron chloride solution is added a transient permanent coloration usually purple green or blue indicate the presence of a funnel or an hall

Balanced equation for Fe reacting with \(Cl_2\)

\(2Fe + 3Cl_2\) → \(2FeCl_3\)

Iron filings are small shavings of ferromagnetic material.

When hydrochloric acid (HCl) reacts with iron filings (Fe) a dissolving metal reaction occurs with the Fe being converted to iron chloride (\(FeCl_2\)) and hydrogen (\(H_2\)).

The balanced equation is:

\(Fe + 2HCl\) → \(FeCl_2 + H_2\)

Note that reaction only produces \(FeCl_2\) and not \(FeCl_3\). To make \(FeCl_3\) you have to get more forcing and react Fe with chlorine gas (\(Cl_2\)) at elevated temperature.

Since we are balancing equations here, below is the balanced equation for Fe reacting with \(Cl_2\) (offered at no extra charge):

\(2Fe + 3Cl_2\) → \(2FeCl_3\)

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Answer:

0.11 M.

Explanation:

Hello!

In this case, since the molarity is computed as the moles of solute divided by the volume of solution in L, we first need to compute the moles of potassium in 99.7 mg as shown below:

\(n_K=99.7mgK*\frac{1gK}{1000mgK} *\frac{1molK}{39.1gK}=0.00255molK\)

Moreover, given the density of the seawater (mixture containing the K and other solutes), we can compute the liters as shown below:

\(V=25.0g*\frac{1mL}{1.071g}*\frac{1L}{1000mL}=0.0233L\)

Therefore, the molarity turns out:

\(M=\frac{0.00255mol}{0.0233L}\\\\M=0.11M\)

Best regards!

Physical methods include monitoring temperature, pressure, and color change. Chemical methods include titration and gas analysis.

Monitoring the rate of chemical reactions is important to understand the kinetics of the reaction and optimize the reaction conditions. Physical and chemical methods are used for this purpose.

Physical methods include measuring the change in temperature, volume, and pressure of the reactants and products with time. The rate of reaction can be calculated from the rate of change of these parameters.

Chemical methods include monitoring the concentration of reactants and products with time. This can be done by techniques such as spectroscopy, chromatography, and electrochemistry. These methods are often more accurate and precise than physical methods.

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Answer:

Explanation:

As a result, the reaction of propane (C H) 3 8 and oxygen should produce carbon dioxide, water, and heat as products, and the balanced chemical equation will be: C H3 8 + 5O2 3CO2 + 4H O2 + heat. Reactants have the next highest potential power level when compared to materials.

Answer:

water and carbon dioxide

Explanation:

Propane undergoes combustion reactions in a similar fashion to other alkanes. In the presence of excess oxygen, propane burns to form water and carbon dioxide.

I hope this helps!

The volume of \(N_2O_5\) needed to produce 9.64 L of \(NO_2\) is 4.97 L, calculated using stoichiometry and the ideal gas equation.

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The model above is not a true representation of the electrons within an atom of lithium because electrons are not present inside the orbitals.

Lithium is the lightest metal on Earth and, in its basic state, is soft enough to be sliced with a knife. From Brine Processing In high-elevation regions of Bolivia, Argentina, and Chile, brine reservoirs known as salars are where the majority of the lithium that is produced today is extracted. The model above is not a true representation of the electrons within an atom of lithium because electrons are not present inside the orbitals.

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Your question is incomplete but most probably your full question was,  

Why is the model above paragraph 6 not a true

representation of the electrons within an atom of lithium?

Answer:

Sand

Explanation:

If you get salt or sugar in your water, you have to legit desalinate it to get the water and item out. You need to evaporate the water by increasing temperature and then lower temperature to separate the substances.

If you have alcohol, you need to distill it by trapping it and stuff.

With sand, the molecules are much larger which lets you separate the substances easily.

For example, on a beach, you can slap a handful of sand in your pail, but the sand sinks to the bottom right? You can just pour out the water.

You can determine  the number of electrons it has in the highest occupied energy level. Option A

Representative elements are found in Groups 1, 2, and 13-18 of the periodic table. The group number corresponds to the number of valence electrons, which are the electrons in the outermost energy level.

For example, elements in Group 1 have one valence electron, while elements in Group 18 have eight valence electrons (except helium, which has two). Knowing the group number helps predict the element's chemical properties, as valence electrons play a significant role in chemical reactions and bonding.

Information regarding the total number of electrons (B), the number of filled energy levels (C), and the number of protons and neutrons in the nucleus (D) cannot be determined from just the group number.

However, you can use the element's atomic number and electron configuration to find this information. The atomic number represents the total number of protons and electrons in an atom, while electron configuration illustrates the distribution of electrons in energy levels. Option A

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The number of mole of the gas in the container is 7.58×10¯⁵ mole

From the question given above, the following data were obtained:

Temperature (T) =  250 K

Volume (V) = 1.5 L

Pressure (P) = 105 Pa = 105 / 1000 = 0.105 KPa

Gas constant (R) = 8.314 L.KPa/Kmol

The number of mole of the gas in the container can be obtained as by using the ideal gas equation as illustrated below:

0.105 × 1.5 = n × 8.314 × 250

0.1575 = n × 2078.5

Divide both side by 2078.5

n = 0.1575 / 2078.5

Therefore, the number of mole of the gas in the container is 7.58×10¯⁵ mole

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Answer:

Explanation:

General Remarks

The balance numbers are the same. (The balance numbers are 2 and 2)

The balance number in front of the O2 is 1.

So for every mole of O2 needed 2 moles of NO2 should be produced.

If 10.0 moles of oxygen is used, then you should get 20 mols of NO2 should be produced.

Formula

% yield = (what was produced / what should have been produced) *100

Givens

What was produced = 7 moles

What should have been produced = 20 moles

Solution

Substitute the givens into the equation

% yield = 8/20 * 100

% yield = 0.40 * 100

Answer: 40%

Answer: A single bond because they share 2 electrons

Explanation:

Hello, this is Bing. I can help you with your question. Based on the information I found on the web, **H2** can be broken down into its two atoms of hydrogen (H) by supplying enough energy to overcome the bond that holds them together⁴. This process is called **dissociation** and requires an energy equal to or greater than the **dissociation energy** of H2, which is about 436 kJ/mol⁴.

One way to break down H2 is by using **electricity** to split water (H2O) into hydrogen (H2) and oxygen (O2) through a process called **electrolysis**¹. In this process, water is decomposed into its elements by passing an electric current through it. The electric current is provided by a battery or another source of electricity and the water needs to have an **electrolyte**, such as salt or acid, added to it to make it conductive¹. Two electrodes, usually made of metal or other conductive material, are inserted into the water and connected to the battery. The electrode connected to the positive terminal of the battery is called the **anode** and the one connected to the negative terminal is called the **cathode**¹. When the electric current flows through the water, hydrogen gas bubbles form at the cathode and oxygen gas bubbles form at the anode¹. The overall chemical reaction for electrolysis of water is:

2 H2O → 2 H2 + O2

Another way to break down H2 is by using **heat** to cause a reaction between hydrogen and oxygen that produces water and releases a large amount of energy. This reaction is called **combustion** or **oxidation** and can be ignited by a spark or a flame³. The reaction is very fast and explosive and can be dangerous if not controlled. The overall chemical reaction for combustion of hydrogen is:

2 H2 + O2 → 2 H2O

I hope this helps you understand how H2 can be broken down and what methods are used to do so.

The reaction order and specific reaction rate constant can be determined by performing the kinetics experiment on irreversible polymerization A. Kinetic experiments can be used to investigate the rate and mechanism of chemical reactions. Chemical kinetics is the study of chemical reactions' speed and pathway.

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Since we are working with gases, the liters can be taken as moles.

According to the given balanced reaction, 1 liter of propane reacts completely with 5 liters of oxygen, use this ratio to find the liters needed to react with 37 liters of oxygen:

It means that 7.4 liters of propane will be needed.

Answer:

It should be c. 8 moles

To graph the function g(x) = f(-x), you can start with the graph of f(x) and then reflect it about the y-axis.

To find the graph of the function g(x) = f(-x), we can start with the graph of the function f(x) and then reflect it about the y-axis.

If the graph of f(x) is symmetric with respect to the y-axis, meaning it is unchanged when reflected, then g(x) = f(-x) will have the same graph as f(x).

However, if the graph of f(x) is not symmetric with respect to the y-axis, then g(x) = f(-x) will be a reflection of f(x) about the y-axis.

In either case, the resulting graph of g(x) = f(-x) will be symmetric with respect to the y-axis.

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