Chemistry, 04.05.2021 23:30 josemartinez2025
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2. A 20.0 gram sample of oxygen gas (O2) is collected at 27 oC and 0.910 atm. What volume of oxygen is this?
A.16.9 L
B.1.22 L
C.1.52 L
D.20.9 L
4.What is the molecular weight of a gas with a density of 1.20 g/L at 750 mmHg and 20 oC?
A. 9.20 g/mol
B.19.2 g/mol
C.49.2 g/mol
D.29.2 g/mol
Answers: 3
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2. A 20.0 gram sample of o...
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