Solutions Vocabulary

Front

In chemistry, a "mole" is:

Back

a large number used to count particles

Front

What is the molar mass of NaCl?

Back

58.45g/mol

Front

How do we get mass from moles? Options: multiply by avogadro's number, multiply by molar mass, divide by avogadro's number, divide by molar mass

Back

multiply by molar mass

Front

Which would NOT increase the rate at which a sugar cube dissolves? Options: Reducing the amount of solvent, Crushing the sugar cube, Stirring the solution, Heating the solvent

Back

Reducing the amount of solvent

Front

How can you make a solute dissolve more quickly in a solvent?

Back

Heating the solvent.

Front

A solution that contains all of the solute it can hold at a given temperature is

Back

saturated.

Front

The amount of solute that can be dissolved in a specific amount of solvent at a given temperature is its

Back

solubility.

Front

Why does sample A dissolve more slowly than samples B and C?

Back

It has the smallest surface area.

Front

Why does shaking a bottle of cold water with mineral salts affect the dissolving rate of the salt?

Back

Shaking exposes the salts to the solvent more quickly.

Front

What happens to a KCl solution when it cools after being saturated at a higher temperature?

Back

At lower temperatures the solubility of KCl decreased and recrystallization occurred.