Chemistryhard · Past Paper
What is the density of CO2 relative to air?
A0.5 times
B1.0 times
C1.5 times
D2.5 times
✓ Correct Answer: C — 1.5 times
Molecular weight of CO2 is 44 and air is ~29. 44/29 is approx 1.5, meaning CO2 is heavier than air.
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