Question

A mixture of gas 'A' (Molecular mass 16) and gas 'B' (Molecular mass 28) in the mole ratio : y has a
mean molecular weight 20. What would be the mean molecular weight if the gases are mixed in the
ratio y: x under identical condition?
(1) 24
(2) 20
(3) 26
(4) 40
​

Answer 1

The Answer is option 1 :- 24

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