The vapour pressure of pure benzene at 25°C is 640 mm Hg and that of solution of solute A is 630 mm Hg. The molality of solution is –
(a) 0.2 m
(b) 0.4 m
(c) 0.5 m
(d) 0.1 m
Answers
Answered by
3
Hello Friend
Option.B
Thank you
Answered by
3
go for option B)
B) 0.4 m ✔️
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