Question: please don't copy the previous answer. 8) Answer the following sub-question on copper(II) phosphate. (17 marks) (a) Find out the solublilty of copper(II) phosphate in
please don't copy the previous answer.
8) Answer the following sub-question on copper(II) phosphate. (17 marks)
(a) Find out the solublilty of copper(II) phosphate in 0.1 M phosphoric acid. Given that Ksp for
copper(II) phosphate is 1.410-37. (5 marks)
(b) Copper(II) phosphate dissolve in excess ammonia solution to form a deep blue solution,
given that the Kc of [Cu(NH3)4]2+ is 2.11013, calculate the solublilty. (6 marks)
(c) 12.5g of copper(II) phosphate was dissolve in 500ml of ammonia solution, calculate the
equilibrium copper ion concentration.
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