General Topics & Mole Concept
Quick practice
Question 1 of 5
At 25°C, the vapour pressure of pure liquid A (mol. wt. = 40) is 100 torr, while that of pure liquid B is 40 torr, (mol. wt. = 80). The vapour pressure at 25°C of a solution containing 20 g of each A and B is:
A
48 torr
B
80 torr
C
59.8 torr
D
68 torr
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