Solutions/ Solubility

Law of Conservation of Mass: the total mass of the reactant is _____ the total mass of the product.

• greater than

• less than

• equal to

What is a solution?

• Heterogenous mixture

• Homogenous mixture

True or False: In a solution, a solute is dissolved in a solvent.

• True

• False

Polarities of the solute and solvent do not need to be similar for a solution to form

• True

• False

As you increase the temperature, the solubility...

• decreases

• stays the same

• increases

True or False: Weak electrolytes consist of weak acids or weak bases

• True

• False

Nonelectrolytes are...

• covalent solutions

• ionic solutions

Answer explanation

ions are required for conductivity!

Weak electrolytes have _____ ions than strong electrolytes.

• the same number of

• fewer

• more

True or False: In a Precipitation reaction, acid + base -> salt + H2O

• True

• False

A precipitation reaction is a reaction between 2 ______ to produce 1 solid product (precipitate).

• liquids

• aqueous solutions

• solids

• gases