Answered: Calculate the Ksp of the following…

Calculate the Ksp of the following compounds, given their molar solubilities. (a) Cus, 7.33 x 10-19 M (b) Fe(OH)2, 2.30 x 10-6 M (c) Cd3 (PO4)2 , 1.18 x 10-7 M

Chemistry by OpenStax (2015-05-04)

1st Edition

ISBN:9781938168390

Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser

Publisher:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser

Chapter15: Equilibria Of Other Reaction Classes

Section: Chapter Questions

Problem 10E: The Handbook of Chemistry and Physics (http://openstaxcollege.org/l/16Handbook) gives solubilities...

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Question

Calculate the Ksp of the following compounds, given their molar solubilities.
(a)
CuS, 7.33 x 10-19 M
(b) Fe(OH)2, 2.30 × 10-6 M
(c)
Cd3 (PO4)2, 1.18 x 10-7 M

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The Handbook of Chemistry and Physics (http://openstaxcollege.org/l/16Handbook) gives solubilities of the following compounds in grams per 100 mL of water. Because these compounds are only slightly soluble, assume that the volume does not change on dissolution and calculate the solubility product for each. (a) BaSiF6, 0.026 g/100 mL (contains SiF62- ions) (b) Ce(IO3)4, 1.5102 g/100 mL (c) Gd2(SO4)3, 3.98 g/100 mL (d) (NH4)2PtBr6, 0.59 g/100 mL (contains PtBr62- ions)
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