Identify the solid remaining when each of the following is heated.

(a) lithium trioxonitrate (V)
(b) potassium trioxonitrate (V)
(c) calcium trioxonitrate (V)

Pls. Really need answer ✅

4LiNO3 → 2Li2O + 4NO2 + O2

Source: https://chemiday.com/en/reaction/3-1-0-1963
2Ca(NO3)2 + heat ==> 2CaO + 4NO2 + O2
2KNO3 --> 2KNO2 + O2