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1. Calcium phosphate has a Ksp of 2.07x10^-33. Determine:

a) The molar solubility of calcium phosphate.

b) The molar concentration of calcium ions at equilibrium.

c) The molar concentration of phosphate ions at equilibrium.

2. The Ksp of magnesium hydroxide is 2.06x10^-13. You may disregard the normal hydroxide concentration in water

a) What is the molar solubility of magnesium hydroxide?

b) Based on your solubility what is the pH of the resulting solution.

c) Without doing any additional calculations, will magnesium hydroxide be more or less soluble if it is in a solution that is buffer to pH 7.5.

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  • Category:- Chemistry
  • Reference No.:- M9471584

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