Question on: JAMB Chemistry - 2001
An oxide XO2 has a vapour density of 32. What is the atomic mass of X?
A
32
B
20
C
14
D
12
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Correct Option: A
XO2 → 32 * 2
X + 16 * 2 → 64
X = 64 - 32
=32
X + 16 * 2 → 64
X = 64 - 32
=32
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