an7geleuShiTayt an7geleuShiTayt

24-12-2016
Chemistry

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What is the volume of 3.5 moles of oxygen gas (O2) at standard temperature and pressure (STP)?

6.4 L
22.4 L
32.0 L
78.4 L

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scme1702 scme1702

25-12-2016

1 mole of gas occupies 22.4 liters at STP

3.5 moles will occupy:
3.5 x 22.4

= 78.4 liters

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