# 500.0 liters of a gas are prepared at 700.0 mmHg and 200.0 C. The gas is placed into a tank under high pressure. When the tank cools to 20.0 C, the pressure of the gas is 30.0 atm. What is the volume of the gas?

##### 1 Answer

Jul 29, 2017

#### Answer:

The key to answering this question is to know that

#### Explanation:

And thus

The combined gas equation tells us that

So we solve for