Dissolution Graphs

Multiple Choice

Define "Dissolution":

• a substance that is dissolved in a solvent

• a substance that dissolves a solute

• Distance/time

• The process in which a solute dissolves in a solvent in order to form a solution

Multiple Choice

Which of the following is NOT something that the rate of dissolution depends on.

• Temperature

• Density

• Agitation

• Surface area

Fill in the Blanks

The

amount of solute that can dissolve in a given amount of solvent at a specific temperature.

Match

Match the following

• Antacid tablets

• Pencil

• Peanut butter

• Joshua

• Milk

Soluble substance

Paper

Jelly

Owls

Cereal

• Soluble substance

• Paper

• Jelly

• Owls

• Cereal

Fill in the Blanks

Plastic, metal, and glass are all

substances.

Multiple Choice

An increase in temperature results in higher __________ for most solid substances

• Solubility

• Higher

• Density

• Liquid

Multiple Choice

Why does "granulated" (crystals) sugar dissolve faster than sugar cubes?

• The granulated sugar takes up LESS surface area

• They dissolve at the SAME speed

• The granulated sugar takes up MORE surface area

• The cubes are being electrocuted

Multiple Choice

Mr. Young is trying to dissolve the coco powder in the milk faster. What can he do to increase the rate of dissolution?

• Poor the coco powder directly into his mouth and then drink milk

• Rub the coco powder on his skin because you can absorb it that way.

• Abandon the coco powder and try something easier like carrot and celery juice

• Stir the coco powder in the milk. The agitation will increase the rate of dissolution.