Q. Mole fraction $\mathcal{(X)}$ of any solution is equal to
A) $\frac{no.\ of\ moles\ of\ solute\ }{volume\ of\ solution\ in\ litre}$
B) $\frac{no.\ of\ gram - equivalent\ of\ solute}{volume\ of\ solution\ in\ litre}$
C) $\frac{no.\ of\ moles\ of\ solute}{mass\ of\ solvent\ in\ kg}$
D) $\frac{no.\ of\ moles\ of\ any\ constituent}{total\ number\ of\ moles\ of\ all\ constituents}$
Explanation
The correct answer is Option D: $\frac{no.\ of\ moles\ of\ any\ constituent}{total\ number\ of\ moles\ of\ all\ constituents}$.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.