Question

how will you indicate the following in a chemical equation? (1)-a solution made in water (2)-evolution of gas (3)-formation of precipitate (4)-reactant in the solid form.​

Answer 1

Question:

How will you indicate the following effects in a chemical equation ?

(a) A solution made in water

(b) Exothermic reaction

(c) Endothermic reaction

Solution :

(a) Aqueous solution is indicated by the symbol ‘aq’.

An exothermic reaction is indicated by writing “+Heat” or “+Heat energy”  or “+Energy” on the products side of an equation.

An endothermic reaction is indicated by writing “+Heat” or “+Heat energy”  or “+Energy” on the reactants side of an equation.

Answer 2

Answer:

Explanation:

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