1.

Two liquids having vapour pressure P_1 ^(@) and P_2^(@)in pure state in the ratio of 2 :1 are mixed in the molar ratio of 1 : 2 The ratio of their moles in the vapour state would be

Answer»

` 1:1`
` 1:2`
`2: 1 `
` 3: 2`

ANSWER :A


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