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

यदि $BaS{O_4}$ का जल में विलेयता गुणनफल $1.5 \times {10^{ - 9}}$ है, तो मोल प्रति लीटर में इसकी विलेयता होगी

A

$1.5 \times {10^{ - 9}}$

B

$3.9 \times {10^{ - 5}}$

C

$7.5 \times {10^{ - 5}}$

D

$1.5 \times {10^{ - 5}}$

Solution

(b) $BaS{O_4}$ $ \rightleftharpoons $ $B{a^{2 + }} + SO_4^{ – \, – }$

विलेयता स्थिरांक $ = S \times S$

$1.5 \times {10^{ – 19}} = {S^2}$;$S = \sqrt {1.5 \times {{10}^{ – 19}}} $;$S = 3.9 \times {10^{ – 5}}$

Standard 11
Chemistry

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