The vapour density of an organic compound with the molecular formula \(C_2H_4O_2\), is [H=1.0, C=12.0,...
CHEMISTRY
WAEC 2023
The vapour density of an organic compound with the molecular formula \(C_2H_4O_2\), is
[H=1.0, C=12.0, O= 16.0]
- A. 40
- B. 120
- C. 65
- D. 30
Correct Answer: D. 30
Explanation
Molar mass of \(C_2H_4O_2\),= (12 × 2) + (1 × 4) + (16 × 2)= 60 g/mol
Vapour density = RMM/2
=60/2=30
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