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Mole fraction of the solute in a 1.00 molal aqueous solution is
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The correct answer is:
0.0177
1.00 molal aqueous solution $=1.0$ mole in $100 \mathrm{~g}$ water $n_{\text {solute }}=1 ; W_{\text {solvent }}=1000 \mathrm{~g}$.
$$
\begin{aligned}
& n_{\text {solvent }}=\frac{1000}{18}=55.56 \\
& X_{\text {solute }}=\frac{1}{1+55.56}=0.0177
\end{aligned}
$$
$$
\begin{aligned}
& n_{\text {solvent }}=\frac{1000}{18}=55.56 \\
& X_{\text {solute }}=\frac{1}{1+55.56}=0.0177
\end{aligned}
$$
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