Aqueous Solutions

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

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

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

How does temperature generally affect the solubility of a solid solute in water?

• Solubility decreases with increasing temperature

• Solubility increases with increasing temperature

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DOK Level 2: Skill/Concept

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

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

If a solid solute is broken into smaller pieces, how does this affect its dissolution rate?

• It decreases the rate

• It increases the rate

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DOK Level 2: Skill/Concept

Which of the following is NOT a method to increase the rate of dissolution of a solid solute?

• Increasing temperature

• Decreasing surface area

• Stirring the solution

• Increasing surface area

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DOK Level 2: Skill/Concept

Which of the following actions would decrease the concentration of a solution?

• Adding more solute

• Adding more solvent

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DOK Level 2: Skill/Concept

A solution that can still dissolve more solute at a particular temperature.

• heterogeneous solution

• saturated solution

• unsaturated solution

• homogeneous solution