Question

4. If a substance 'A' dissolves in substance 'B' and their number of moles are nA and nB respectively, then the mole fraction of A is given as-

1 point

A) nB/nA+nB

B) nA/nA+nB

C) nB/nA

D) nA/nB

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Answer 1

Answer:

c)nB/nA

Explanation:

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Answer 2

Answer:

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