Solutions Question 163

Question: The number of moles of a solute in its solution is 20 and total number of moles are 80. The mole fraction of solute is [MP PMT 1997]

Options:

A) 2.5

B) 0.25

C) 1

D) 0.75

Show Answer

Answer:

Correct Answer: B

Solution:

Mole fraction of solute $ =\frac{20}{80}=0.25 $ .



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