Matter and Solutions Review

A antacid tablet is a ______ that dissolves into the _______, water.

• solvent; solute

• solution; solute

• solute; solvent

• solvent; solution

3. Erika is making a saltwater solution to remove ice from her driveway. She pours salt into a big bucket of water, but most of it sinks to the bottom.

What is the simplest way to get the salt to dissolve?

• 1. Stir the solution with a stick so the salt will dissolve.

• 1. Crush the granules of salt into a finer powder.

• 1. Heat the water so the salt dissolves and then cool it back down again.

• 1. Add ice to cool the salt even more so the salt dissolves.

HNO₃

The following chemical formula is an example of a -

• element

• compound

• none of the above

Tags

NGSS.MS-PS1-1

In a solution, what does the dissolving?

• solute

• solvent

• solution

• none of the above

Which of the following is not a factor in affecting the rate of dissolution?

• agitation

• surface area

• dilution

• increasing temperature

True or False.

A chemical change is reversible.

• true

• false

True or False.

The particles that are being dissolved in a solution are the solutes.

• true

• false

Fill in the blank.

Baking a cake is an example of a ____________ change.

• Physical

• Chemical

• Thermal

• Heat

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

To increase the concentration of a solution, what do I need to add more of?

• solvent

• solute

• solution

Adding more water to a solution is an example of -

• solution

• solvent

• dilution

• dialation