The vapour density of a gas a is four times that of b if molecular mass of b is m then what mass of a is
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Answer:
As, Molecular mass = 2
×
Vapour density
Given,
V
D
A
=
4
V
D
B
M
W
A
=
2
V
D
A
=
2
×
4
V
D
B
⟹
M
W
A
=
8
×
M
W
B
2
=
4
M
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