Question

Assertion(A): Changes which result in formation of new substances are called
chemical changes.
Reason (R): All Chemical changes are irreversible.

a) Both A and R are true, and R is the correct explanation of A.
b) Both A and R are true, but R is not the correct explanation of A
c) A is true but R is false
d) A is false but R is true

Answer 1

Answer:

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

Answer 2

Answer: A) Both A and R are true, and R is the correct explanation of A.

Explanation: Hope it helps, if did, mark me as brainliest