Ideal
Gas Equation 2
1. Calculate the
volume of exactly 1.00 mole of a gas at STP.
2. How
many moles of nitrogen are present in 17.8 liters at 27 oC
and 1.3 atm pressure?
3. What is the pressure of 2.3 moles of carbon dioxide at 235
K occupying 23.7 liters of space?
4. If there are 4.02 x 1023 molecules of N2O
in a sample, how many moles are there?
5. Using your answer from # 6,
calculate the pressure of the gas if it occupies 27,025 cm3 of space
at 38.0 oC.
6. How many grams of ammonia gas (NH3) are present
in 35.0 dm3 of space at 78.3 K and 0.853 atm
of pressure?
7. What is the temperature of 34.2 grams of sulfur dioxide
occupying 30.0 liters of space and having
a pressure of 800.
torr?
8. What is the pressure (in mm Hg) of 79.4 grams of boron trifluoride with a volume of 20.0 L and
a temperature of 245 K?
9. How many grams are in a sample of arsenic trifluoride
that has a volume of 17,600 mL and a
temperature of 92 oC and a pressure of 108,732 Pa?
10. How many kilopascals of pressure are exerted by 23.8 liters of
oxygen with a mass of 175 grams
at a temperature of 58 oC?
11. How many moles of argon are in 30.6 liters at 28 K and
658 mm Hg of pressure?
12. How many grams of argon are found in # 11?
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1.) 22.4
L 2.) 0.94 moles 3.) 1.9 atm 4.) 0.668 moles
5.) 0.631 atm
6.) 78.9 g 7.) 720.
K 8.) 889
mm Hg
9.) 83
g 10.) 632 kPa
11.) 12
moles 12.) 480 g