Question

When aqueous solution of copper sulphate is saturated with ammonia

Answer 1

Answer:

Explanation:

When more ammonia is added, the precipitate dissolves and the solution turns from a light blue to a deep royal blue indicating the presence of Cu(NH3)4^2+. ... c) With the increase in volume of the solution from the added ammonia, the concentration of copper ions and hydroxide ions decreases enough to make Q<Ksp.