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Soluble salts

Please explain which of the following salts is most soluble?
CuS(s) Ksp = 8.5 x 10^-45
Ag2S(s) Ksp = 1.6 x 10^-49

Solution Preview

For one mole of CuS, one mole of Cu2+ and one mole of S2- ions are released. Therefore, [Cu2+] = [S2-]
<br><br>Ksp = [Cu2+][S2-] = ...

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