1. If 3.7 moles of propane (CH) are at a temperature of 28°C and are under 154.2 kPa of pressure, what volume does the sample occupy?

2. A sample of carbon monoxide at 57°C and under 0.67 atm of pressure takes up 85.3 L. of space. What mole of carbon monoxide is present in the sample?

3. At 45°C, 1.87 mol of fluorine gas takes up 6843 ml. of space. What is the pressure of the gas in kPa?

4. At 971 mmHg 3.295 mol of carbon dioxide have a volume of 34.13 L. What is the temperature of the sample, in "C?

5. At 137°C and under a pressure of 3.11 atm, a 276 g sample of an unknown noble gas occupies 13.46 L of space. What is the mole of gas?