# How many grams of water are produced when propane (C3H8) burns with 12.0 L of oxygen at STP?

##### 1 Answer

Dec 15, 2015

#### Answer:

#### Explanation:

The NIE for the complete combustion of propane is:

The problem doesn't state how much propane is burned, so we're going to assume that there is enough to use up all the oxygen. To find out how much that is, we need to convert liters of

The molar ratio of