9. State one relevant observation for the following: When ammonia gas is burnt in an atmosphere of excess oxygen.
State one relevant observation when ammonia gas is burnt in an atmosphere of excess oxygen.
State your observation for the following cases:
Ammonia gas is burnt in an atmosphere of oxygen in the absence of a catalyst.
3. State one relevant observation for the following reaction.Burning of ammonia in air.
State one relevant observation for each of the following reactions:Burning of ammonia in air.