When a solid is converted directly to a gas, the change of state is called?

solution:

Sublimation it has a defined as a process where solid substance gets directly transformed to gaseous state without undergoing intermediate transition to liquid state. Example: “Dry ice” which is solid Carbon dioxide and as the name suggests it undergoes phase transformation from solid state to liquid state directly without wetting or going into liquid state.

the maximum mass of nh3 is nh3 in grams