Question

how will indicate the the following effects in a chemical eqution?

(a)A solution made in water

(B) exothermic reaction

(c)endothermic reaction

Answer 1

Hey!!

1. For indicating this we will wrote aq. after the element


2. If heat is evolved during the reaction then it is exothermic reaction .
For indicating this ⬆, we can put this upward arrow



3. If u require heat for carrying out the reaction then it is endothermic reaction
For indicating this we can write heat , sunlight above the arrow

Answer 2

Answer:GIVEN BELOW

Explanation:

(a) A solution made in water is indicated by writing (aq) after its formula in a chemical equation.

(b) Exothermic reaction is indicated by writing heat or heat energy or energy on the products' side of a chemical reaction.

(c) Endothermic reaction is indicated by writing heat or heat energy or energy on the reactants' side of a chemical reaction.

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