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kaheart [24]
3 years ago
14

Which best describes a swimming pool?

Chemistry
2 answers:
swat323 years ago
8 0
A swimming pool is a solution as it is a solution of chlorinated water
serious [3.7K]3 years ago
8 0

Answer:

3) it is a solution

Explanation:

A solution has two components: solute which is the minor component and a solvent which is the major component in which a solute is dissolved.

For example: a salt solution is essentially sodium chloride (NaCl) dissolved in water. Here: NaCl is the solute and water is the solvent

Reactant and product are terms used in the context of chemical reactions, Reactant is an element or a compound that combines with another compound   to form one or more products.

In the given example: a swimming pool has two components: chloride solute (disinfectant) dissolved in a water solvent. Hence it is a solution.

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liraira [26]

the answer maybe B or A

7 0
3 years ago
If 97.3 L of NO2 forms measured at 35 C and 632 mm Hg. What is the percent yield?
enyata [817]
<span>a. Use PV = nRT and solve for n = number of mols O2. 
mols NO = grams/molar mass = ? 

 Using the coefficients in the balanced equation, convert mols O2 to mols NO2. Do the same for mols NO to mols NO2. It is likely that the two values will not be the same which means one is wrong; the correct value in LR (limiting reagent) problems is ALWAYS the smaller value and the reagent producing that value is the LR. 

b. 
Using the smaller value for mols NO2 from part a, substitute for n in PV = nRT, use the conditions listed in part b, and solve for V in liters. This will give you the theoretical yield (YY)in liters. The actual yield at these same conditions (AY) is 84.8 L. 

</span>and % will be 60%.
3 0
3 years ago
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Ksenya-84 [330]
The theory of plate tectonics tells exactly where the continents were before Pangaea divided.

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8 0
3 years ago
Why do many metal ions produce acidic solutions when dissolved in water?
lakkis [162]
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8 0
3 years ago
Hydrocarbons, compounds containing only carbon and hydrogen, are important in fuels.The heat of combustion of cyclopentane, C5H1
shtirl [24]

Answer : The balanced equation for the complete combustion of cyclopentane will be :

2C_5H_{10}+15O_2\rightarrow 10CO_2+10H_2O

Explanation :

As we know that the hydrocarbons can undergo complete or incomplete combustion that depends on the amount of oxygen available.

Complete combustion : It takes place when there is a good supply of oxygen. In this, hydrocarbon react with the oxygen to give carbon dioxide and water as a product.

The general reaction will be :

\text{Hydrocarbon}+O_2\rightarrow CO_2+H_2O

Incomplete combustion : It takes place when there is a poor supply of oxygen. In this, hydrocarbon react with the oxygen to give carbon monoxide, carbon dioxide and water as a product.

The general reaction will be :

\text{Hydrocarbon}+O_2\text{(limited)}\rightarrow CO+CO_2+H_2O

As per question, the complete combustion of cyclopentane react with oxygen to gives carbon dioxide and water as a product.

Therefore, the balanced chemical reaction will be :

2C_5H_{10}+15O_2\rightarrow 10CO_2+10H_2O

7 0
3 years ago
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