Question

Q1. What is exothermic reaction?
Q2. How is litmus obtained?​

Answer 1

hey mate..

exothermic reaction is a reaction in which heat is evolved.

litmus is obtained from lichens.

Answer 2

Answer:

Exothermic reaction is that reaction in which heat is evolved.

and litmus is a natural indicator which is extracted from a plant called lichen.

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