Question

How many moles of water are represented in a breaker containing 45.9g H2O

Answer 1

There are 2.55 moles of water.

Step-by-step explanation:

First you have to calculate the molar mass fo water ⇒ 18 grs/mol.

Then 18 grs ----------- 1 mol H2O

45.9 grs ------- 2.55 moles of H2O

There are 2.55 moles of water.