Gujarati
6-2.Equilibrium-II (Ionic Equilibrium)
medium

$A{s_2}{S_3}$ का विलेयता गुणनफल $2.8 \times {10^{ - 72}}$ है । $A{s_2}{S_3}$ की विलेयता क्या होगी

A

$1.09 \times {10^{ - 15}}$ मोल$/$लीटर

B

$1.72 \times {10^{ - 15}}$ मोल$/$लीटर

C

$2.3 \times {10^{ - 16}}$ मोल$/$लीटर

D

$1.65 \times {10^{ - 36}}$ मोल$/$लीटर

Solution

(a) ${K_{sp}} = [A{s^{3 + }}][{S^{2 – }}]$, $S = \sqrt[5]{{\frac{{{K_{sp}}}}{{108}}}}$

$ = \sqrt[5]{{\frac{{2.8 \times {{10}^{ – 72}}}}{{108}}}}$$ = 1.09 \times {10^{ – 15}}$

Standard 11
Chemistry

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