Gas Stoichiometry Under Non-Standard Conditions
Chemistry ⇒ Stoichiometry and Chemical Calculations
Gas Stoichiometry Under Non-Standard Conditions starts at 11 and continues till grade 12.
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A 10.0 L container holds oxygen gas at 2.00 atm and 27°C. How many molecules of O2 are present? (R = 0.0821 L·atm·mol−1·K−1, Avogadro’s number = 6.02 × 1023)
A 2.00 g sample of helium gas is at 27°C and 1.20 atm. What is its volume? (R = 0.0821 L·atm·mol−1·K−1)
A 3.00 L sample of gas at 1.00 atm and 27°C is compressed to 1.50 L at 27°C. What is the new pressure?
A 4.00 L sample of gas at 1.50 atm and 20°C is compressed to 2.00 L and heated to 60°C. What is the new pressure?
A 5.00 g sample of methane (CH4) is burned in excess oxygen at 27°C and 1.10 atm. What volume of CO2 is produced? (R = 0.0821 L·atm·mol−1·K−1)
A 6.00 L sample of gas at 2.00 atm and 300 K is allowed to expand to 12.0 L at 1.00 atm. What is the final temperature?
A 7.00 L sample of gas at 1.20 atm and 310 K is compressed to 3.50 L at constant temperature. What is the new pressure?
A gas occupies 10.0 L at 2.00 atm and 273 K. What will be its volume at 1.00 atm and 546 K?
A reaction produces 0.100 mol of CO2 at 60°C and 1.10 atm. What is the volume of CO2 produced? (R = 0.0821 L·atm·mol−1·K−1)
A reaction produces 0.200 mol of H2 gas at 20°C and 0.80 atm. What is the volume of H2 produced? (R = 0.0821 L·atm·mol−1·K−1)
A reaction produces 0.250 mol of nitrogen gas at 35°C and 0.90 atm. What is the volume of nitrogen gas produced? (R = 0.0821 L·atm·mol−1·K−1)
A reaction produces 0.500 mol of SO2 gas at 50°C and 1.50 atm. What is the volume of SO2 produced? (R = 0.0821 L·atm·mol−1·K−1)
A reaction produces 2.00 L of hydrogen gas at 35°C and 0.95 atm. What mass of hydrogen gas is produced? (R = 0.0821 L·atm·mol−1·K−1)
A reaction produces 3.00 L of CO2 at 40°C and 1.20 atm. How many moles of CO2 are produced? (R = 0.0821 L·atm·mol−1·K−1)
A reaction produces 4.00 L of NO2 at 45°C and 0.85 atm. How many grams of NO2 are produced? (R = 0.0821 L·atm·mol−1·K−1)
A sample of ammonia gas has a volume of 8.00 L at 27°C and 1.20 atm. How many grams of NH3 are present? (R = 0.0821 L·atm·mol−1·K−1)
A sample of argon gas has a pressure of 1.50 atm, a volume of 5.00 L, and a temperature of 350 K. How many moles of argon are present? (R = 0.0821 L·atm·mol−1·K−1)
A sample of hydrogen gas occupies 2.50 L at 300 K and 1.00 atm. What volume will it occupy at 350 K and 0.80 atm? (Assume the amount of gas is constant.)
A sample of nitrogen gas is collected over water at 25°C and 1.00 atm. The vapor pressure of water at 25°C is 0.0313 atm. What is the partial pressure of nitrogen gas?
If 0.50 mol of O2 gas is collected at 25°C and 0.95 atm, what is its volume? (R = 0.0821 L·atm·mol−1·K−1)
