2005
Chemistry
67ca00ce0c643c71d77dee1f
The density of a certain gas is 1.98g dm-3 at s.t.p. What is the molecular mass of the gas [Molar volume of a gas at s.t.p = 22.4dm-3]
A.
26.0g
B.
31.0g
C.
54.0g
D.
44.0g
Correct Answer: 44.0g
Explanation
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