Question

2.Giving an example list two information which make a chemical equation more useful (informative).

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Answer 1

Answer:

(a) The various ways in which a chemical equation can be made more informative are : (i) By indicating the physical states of the reactants and products. Example: Gaseous state is indicated by the symbol (g). (ii) By indicating the heat changes taking place in the reaction.

Explanation:

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Answer 2

(a) The various ways in which a chemical equation can be made more informative are :

(i) By indicating the physical states of the reactants and products. 

Example: Gaseous state is indicated by the symbol .

(ii) By indicating the heat changes taking place in the reaction