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 $ .
