Question

please answer fast i hav test tmrw

Answer 1

(a)Silver nitrate is a liquid that will turn into a solid when exposed to light. Therefore, a dark colored bottle is used to block out the light so that the liquid will remain a liquid.  Therefore it must protected from light during storage so it is kept in dark colored bottles.

(b)Nitrogen is used in the form of ammonia industrially synthesized by the Haber-Bosch process from nitrogen gas and hydrogen gas in the presence of an iron-based catalyst. When ammonia is synthesized, electron transfer  takes place between two molybdenum atoms linked by a nitrogen molecule