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Choose the correct option.
A binary solution contains 92 g ethyl alcohol and 72 g water. (Atomic weight of C = 12, H =1, O…
A binary solution contains 92 g ethyl alcohol and 72 g water. (Atomic weight of C = 12, H =1, O =16)
(i)[1.0]
Mole fraction of ethyl alcohol is:
- (a)0.40
- (b)0.80
- (c)0.66
- (d)0.33
(ii)[1.0]
Mole fraction of water is:
- (a)0.33
- (b)0.66
- (c)0.20
- (d)0.80
Answer
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From ISC 2022 Chemistry - Specimen paper (Semester 1), Paper 1, question 44.