Question

Q.18 Select the correct statement(s);
(1) Burning of coal does not produce a new substance
(B) Rust is hydrated Fe,
(C) The fizz that comes out when a soda bottle is opened is due to a chemical change
(D) Respiration is physical process

(1) Only C
(2) ABC (3) B.
(1) B C D​

Answer 1

3) B

The above is the correct statement as soda reacts with oxygen present in the atmosphere to produce the fizz.

Answer 2

Answer:

Explanation:

B