Question

Which of these are chemical irreversible changes -

(a) Digestion of food
(b) Melting of wax
(c) Mixing of sugar in water​

Answer 1

Hey mate,

Digestion of food is your answer.

Hope it helps you.

Please mark me as brainliest.

Answer 2

Answer:

option b

as digestion of food can never be irreversable [we all know that] .mixing of sugar in water is the process in which we cant even superate sugar and water if they are once mixed well. melting of wax is a process in which if we even melt wax it come back to its original states after some time