Science, asked by Anonymous, 1 month ago

Give an example of a chemical reaction for each of the following situations:
(a) A colour change is observed.
(b) Gas is evolved.
(c) Sound is produced.

Answers

Answered by gurkiratpb10kaur
2

Answer:

a when copper is added into the zno2

b combustion of fuel

c when hydrogen gas is released

Answered by Anonymous
0

Answer:

(i)Reaction between copper  sulphate solution and iron metal

(ii)Reaction between baking soda and vinegar

(iii)Dropping something

HOPE IT HELPS YOU

MARK ME AS BRAINLIST

Similar questions