The ksp of tin (ii) hydroxide, sn (oh) 2, is 5.45 * 10-27. calculate the molar solubility of this compound.

Question

Zuniga

Chemistry

28 November, 02:17

The ksp of tin (ii) hydroxide, sn (oh) 2, is 5.45 * 10-27. calculate the molar solubility of this compound.

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Yoselin Murillo · Answer 1

Let x be mol/l of Sn (OH) 2 that dissolve

Therefore, this will give x mol/l Sn2 + and 2x mol/l OH-

Ksp = (Sn2+) (OH-) ^2

= (x) (2x) ^2

= 4x^3

4x^3 = 5.45 * 10^-27

x = 1.11 * 10^-9

x = molar solubility = 1.11*10^-9 M