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WAEC - Chemistry (2009 - No. 42)
What is the molecular formula of a compound with empirical CH
2
O and vapour density of 90? [H = 1, C = 12, O = 16]
C
4
H
8
O
2
C
4
H
8
O
3
C
6
H
10
C
5
C
6
H
12
O
6
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