Question

1. Assertion (A) : While dissolving an acid in water, the acid must always be added
slowly to water with constant stirring.
Reason (R) : Dissolving an acid in water is highly exothermic reaction.

Answer 1

Answer:

both assertion and reason are true because dissolving acid in water is highly endothermic which generates local heat which may cause acid splash out from test tube and which may cause severe burn and test tube also breakdown in such case.

Explanation:

I hope this will help you please mark as brainliast thanks

Answer 2

(A)Both A and R are true and R is the correct explanation of A