JEE Main 17 March 2021 Shift 1 Solved Paper

Section: Chemistry

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Question : 59 of 90

Marks: +1, -0

The oxygen dissolved in water exerts a partial pressure of

20\;\text{kPa}

in the vapour above water. The molar solubility of oxygen in water is .....

\times 10^{-5}\;\text{mol}\;\text{dm}^{-3}

. (Round off to the nearest integer).

[Given, Henry's law constant

(K_{H})

=8.0 \times 10^{4}\;\text{kPa}

\mathrm{O}_{2}

, density of water with dissolved oxygen

=1.0\;\text{kg}\;\text{dm}^{-3}

[17 Mar 2021 Shift 1]

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