7.6DE Aqueous Solutions and Dissolution Extra Practice

What is the term used to describe the substance that is dissolved in a solution?

• Solvent

• Solute

• Concentration

• Dilution

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DOK Level 1: Recall

Jackson is preparing a saltwater solution for his science experiment. Which of the following describes the concentration of the solution?

• The amount of solute in a given amount of solvent

• The temperature of the solution

• The color of the solution

• The volume of the solvent

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DOK Level 1: Recall

What happens to the concentration of a solution when more solvent (water) is added?

• It increases

• It decreases

• It remains the same

• It doubles

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DOK Level 1: Recall

Which factor does NOT affect the rate of dissolution of a solid solute in an aqueous solution?

• Temperature

• Surface area

• Agitation

• Color of the solute

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DOK Level 1: Recall

If you increase the temperature of a solution, what generally happens to the rate of dissolution of a solid solute?

• It decreases

• It increases

• It remains the same

• It doubles

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DOK Level 2: Skill/Concept

How does increasing the surface area of a solid solute affect its rate of dissolution?

• It increases the rate

• It decreases the rate

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DOK Level 2: Skill/Concept

What is the effect of stirring (agitation) on the rate of dissolution of a solid solute in an aqueous solution?

• It decreases the rate

• It increases the rate

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DOK Level 2: Skill/Concept

Which of the following is an example of a solvent in an aqueous solution?

• Sugar

• Water

• Salt

• Sand

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DOK Level 1: Recall

What is the process of reducing the concentration of a solute in a solution called?

• Saturation

• Dilution

• Evaporation

• Precipitation

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DOK Level 1: Recall

Which of the following best describes an aqueous solution?

• A solution where water is the solute

• A solution where water is the solvent

• A solution with no water

• A solution with only solid components

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DOK Level 1: Recall