# A student mixes 0.79 grams of sodium carbonate into 50 mL of water. What is the molarity of the sodium carbonate solution?

##### 1 Answer

Mar 19, 2018

#### Explanation:

Molarity can be found with this formula:

We know the volume, which is

We still need to know the number of moles, though, but we can find that from its mass.

Now, we can just plug those values in to solve for molarity: