A) 36
B) 50
C) 64
D) 72
Correct Answer: C
Solution :
[c] Mass of methanol in 1 mol solution \[=0.5\times 32=16\,g\] Mass of water in solution \[=0.5\times 18=9\,g\] % by mass of methanol \[=\frac{16\times 100}{16+9}=64\]You need to login to perform this action.
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