Molarity

Front

What is molarity?

Back

Molarity is a measure of concentration defined as the number of moles of solute per liter of solution.

Front

What is the formula for calculating molarity?

Back

Molarity (M) = moles of solute / liters of solution.

Front

If you have 2 moles of NaCl in 1 L of water, what is the molarity?

Back

2 M

Front

How many moles are in 0.5 L of a 1.5 M solution?

Back

0.75 moles

Front

What is the molarity of a solution containing 4 moles of solute in 2 L of solution?

Back

2 M

Front

True or false? Molarity can be used to describe the concentration of gases.

Back

True

Front

What is the molarity of a solution if 0.1 moles of solute are dissolved in 0.5 L of solution?

Back

0.2 M

Front

How do you calculate the number of moles from molarity and volume?

Back

Moles = Molarity (M) × Volume (L).

Front

What is the molarity of a solution made by dissolving 3 moles of KCl in 1.5 L of water?

Back

2 M

Front

If you have a 0.5 M solution, how many liters would you need to have 2 moles of solute?

Back

4 L