# Ideal Gas Law - Page 2

Questions

- Considering the ideal gas law PV=nRT, what is P directly proportional to what variable?
- How many moles of chlorine gas are contained in a 5.00 L flask at 27°C and .947 atm pressure?
- What is the density of acetylene gas measured at pressure of 0.75 atm and temperature of 250°C?
- A gas takes up a volume of 19.5 liters, has a pressure of 2.9 atm, and a temperature of 5.5°C. If I raise the temperature to 65°C and lower the pressure to 1.5 atm, what is the new volume of the gas?
- When would you use the combined gas law as opposed to the ideal gas law?
- Does the ideal gas law apply to liquids or solids?
- A sample of #O_2# gas is stored at 30.0 °C and 755 torr. If the volume was 125mL, how much did the oxygen weigh?
- If an ideal gas occupies 27.5 ml at 760 torr and 23 °C then, what volume would the same gas occupy at standard conditions?
- What is the molar mass of a gas that at #823*K# exerts a pressure of #31.89*kPa# in a volume of #56.0*mL#?
- How do you calculate the number of mol of a gas that is present in a 5.67 L container at 44.7 C, if the gas exerts a pressure of 614.0 mmHg.?
- How do you find the number of moles for a gas from temperature and pressure?
- 2 Cl2(g) + C2H2(g) ‡ C2H2Cl4(l) How many liters of chlorine will be needed to make 75.0 grams of C2H2Cl4? Pressure: 1 atm Temperature: 298K
- What volume of dioxygen gas would be generated by complete decomposition of a #10*g# mass of #KClO_3#, under a pressure of #750*mm*Hg#?
- What is the molar quantity of a gas at #742*mm*Hg# pressure, at #298.0*K# temperature, confined to a volume of #6.0*L#?
- Is helium an ideal gas?
- A #0.20*g# mass of gas occupies a #0.200*L# volume at one atmosphere, and #300*K#. What is the molar mass of the gas?
- What is n in the equation of the ideal gas law?
- If 1.93 * 10^-3 mol of argon occupies a 65.8-mL container at 20 degrees Celsius, what is the pressure (in torr)?
- What is the molar mass of a gas that has a density of 1.18g/L at 25°C and 1 atm?
- In the ideal gas equation, which term is always constant?