Solutions Chemistry #3

Front

What are solutions that conduct a current called?

Back

Electrolytes

Front

What type of compounds are electrolytes made from?

Back

Ionic compounds

Front

What is the effect of cooling water on the solubility of sugar in iced tea?

Back

Cooling the water would NOT help to dissolve sugar faster.

Front

What is air classified as?

Back

A solution

Front

Which of the following is NOT a solution: air, carbonated soda, nail polish mixed with acetone, or milk?

Back

Milk is NOT a solution.

Front

If you have 400 grams of potassium chloride in 1250 mL of water, what is the molarity after increasing the water volume by 33%?

Back

3.2 M

Front

Define a solution.

Back

A homogeneous mixture of two or more substances.

Front

What is the difference between an electrolyte and a nonelectrolyte?

Back

Electrolytes conduct electricity when dissolved in water; nonelectrolytes do not.

Front

What factors affect the rate of dissolving a solute in a solvent?

Back

Temperature, surface area, and stirring.

Front

What is the role of temperature in the solubility of solids in liquids?

Back

Generally, increasing temperature increases the solubility of solids.