Chemistry of Solutions

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

The upper limit on how much of a certain solute can dissolve in a given solvent is the solute’s

• concentration.

• saturation.

• solubility.

• dilution.

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

• HCl

• KCl

• NaCl

• NaOH

Which of the following products contain acids?

• laundry detergents

• concrete blocks

• lawn fertilizers

• bath soaps

Caves form when rocks dissolve in water.

• True

• False

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

Carbon dioxide is insoluble in water.

• True

• False

Oxygen is the solvent in Earth’s atmosphere.

• True

• False