These questions contains, Statement I (assertion) and Statement II (reason).
(A) Statement-I is true, Statement-II is true ; Statement-II is correct explanation for Statement-I.
(B) Statement-I is true, Statement-II is true ; Statement-II is NOT a correct explanation for statement-I
(C) Statement-I is true, Statement-II is false
(D) Statement-I is false, Statement-II is true
Statement-I : The percentage weight of a compound \( \mathrm{A} \) in a solution is given by
\[
\% \text { of } A=\frac{\text { Mass } A}{\text { Total mass of solution }} \quad 100
\]
Because
- Statement-II : The mole fraction of a component A is given by,
\[
\text { Mole fraction of } A=\frac{\text { No. of moles of } A}{\text { Total no. of moles of all components }}
\]
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