Question

Seleet the most probable substance from A.B.C.D and Ewhich need to be added to distinguish 15
1. Ammonium sulphate and Ammonium chloride
2. Potassium sulphate and Ammonium sulphate
и Ammonia ps
3. Liquor ammonia and liquid Ammonia
Clan honde
4. Ammonia and So, as
D Pheadh
5. Copper il oxide and Copper (I) chloride
​

Answer 1

Answer:

Ammonia gas.

3CuO + 2NH3 → 3Cu + N2 + 3H2O

2003