Q21 / 160 · AP EAMCET 2025 (26 MAY SHIFT 1) · Chemistry

At $\mathrm{T}(\mathrm{K})$, the vapour pressure of water is $x \mathrm{kPa}$. What is the vapour pressure (in kPa ) of 1 molal solution containing non-volatile solute ?

A
$1.018 x$
B
$0.8 x$
C
$0.972 x$
Correct answer
D
$0.982 x$

Hence, the correct answer is option: 'D'.

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