Chemistry Solutions

A(n) __________ is a substance that dissolves another substance to form a solution.

When salt dissolves, it separates into individual __________.

A(n) __________ solution contains as much solute as will dissolve in it.

Which of the following substances does not dissolve in water?

• antifreeze

• acetic acid

• paint thinner

• two of the above

What happens when a sugar crystal dissolves in water?

• Water pulls sugar molecules away from the sugar crystal.

• Water divides the sugar crystal into separate atoms.

• Water weakens bonds inside sugar molecules.

• Water separates the sugar molecules into ions.

Tags

NGSS.MS-PS1-2

Which properties of the solvent are changed by the solute?

• chemical properties

• physical properties

• atomic properties

• nuclear properties

Tags

NGSS.MS-PS1-2

You can increase the solubility of salt in water by

• increasing the pressure on the water.

• stirring the salt into the water.

• heating the water.

• all of the above

Tags

NGSS.MS-PS1-4

Which of the following ionic compounds is a base when dissolved in water?

• HCl

• KCl

• NaCl

• NaOH

A solute must be in a different state than its solvent.

• True

• False

Solubility is always constant for a given solute.

• True

• False