1. What volume will 0.710 moles of nitrogen gas occupy at STP?
A. 15.904 L
B. 31.594 L
C. 0.0317 L
2. How many liters will 0.225 moles of hydrogen chloride gas occupy at STP?
A. 99.556 L
B. 5.04 L
C. 0.010 L
3. How many moles of methane gas (at STP) are in 2.87 L?
A. 7.805 mol
B. 64.288 mol
C. 0.128 mol
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