Question

Reaction between copper hydroxide and ammonium hydroxide to give cuprammonium hydroxide

Answer 1

Copper-Ammonia Complex. When concentrated ammonia solution (ammonium hydroxide) is added to a clear, light blue, aqueous solution of copper(II) chloride, a powdery, light blue precipitate of copper(II) hydroxideforms. ... This complex ion imparts a characteristic pale blue color to the solution.

Hope this helps you.
Plz mark it as the brainliest.