eabrewer222 eabrewer222

21-04-2022
Chemistry

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calculate the molar solubility of ca(oh)2 in 0.10 m ca(no3)2 (ksp= 1.3x10^-6) in pure water

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indrawboy indrawboy

21-04-2022

Ca(OH)₂⇒ Ca²⁺ + 2OH⁻

s s 2s

Ksp = [Ca²⁺][OH⁻]²

Ca(NO₃)₂ ⇒ Ca²⁺ + 2NO₃⁻

0.1 M 0.1 0.2

Input in Ksp

1.3 x 10⁻⁶ = 0.1 . 4s²

s² = 3.25 x 10⁻⁶

s = 1.8 x 10⁻³

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