Question

giving an example list 2 information which make a chemical equation mole useful (informative)?​

Answer 1

1. Specification of States of reactants and products i.e solid(s) , gas(g) or aqueous (aq)

2. Specification of catalyst like a delta(∆) for heat

Eg:. ∆

Mg(s) + O2(g) ------> 2MgO (s)