Question

MCQ with one correct answer :
1.The rate of diffusion of two gases X and Y is in the ratio 1: 3 and that of Y and Z in the ratio of 3:2
ratio of the rate of diffusion of Z with respect to X is
a) 3:1
b) 1:2
c) 2:1
d) 2:3
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Answer 1

Answer:

My Answer is c) 2:1......

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