Changes of state occur when there is change in a. thermal energy b. electromagnetic energy c. chemichal energy d. eletrical energy

Which formula can be used to calculate the molar mass of ammonia (nh3)? molar mass of n + molar mass of h 3 × molar mass of n + molar mass of h molar mass of n + 3 × molar mass of h 3 × molar mass of n + 3 × molar mass of h

Classify this reaction: 2al+n2-> aln.

Adepositional also feature that forms where a stream enters a lake or an ocean is a