# How many moles of sodium hydroxide are in 20.0 mL of a 0.50 M NaOH solution?

May 13, 2016

$0.01 =$ moles of NaOH

#### Explanation:

Molarity is a measure of moles per Liter

$M = \frac{m o l}{L}$ or $M L =$ moles

M = 0.50 M
L = 20.0 ml or 0.020L
moles = ?

$0.50 M \left(0.020 L\right) =$ moles

$0.01 =$ moles of NaOH