Question

State whether the following statements are true or false.
(a) Bonds in a molecule can neither be created nor destroyed during a chemical reaction.
Ans:

(b) The surface of bread turning a bit brown is not a chemical change.
Ans: ​

Answer 1

Answer:

A) False

B)True

Explanation:

A) Bonds can be made and destroyed .New of atoms cannot  be made. (Law of conservation of Mass)

B)It's a physical change.