Q.9 One of the following processes does not involve a chemical reaction. That is
O (a) Digestion of foods in our stomach
(b) Burning of candle wax when heated
(c) Melting of candle wax when heated
O
(d) None of these
Answers
Answered by
0
Answer:
none of these because in all these chemical reaction takes place.
Answered by
0
Answer:
None of these..
Explanation:
option (d)
Similar questions