The burning of magnesium in air results in weight gain of products, it shows:
A. Physical change in magnesium
B. A chemical reaction between magnesium and oxygen of air shift
C. No change
D. Both (a) and (b) are correct.
Answer:B
The burning of magnesium in air results in weight gain of products, it shows:
A. Physical change in magnesium B. A chemical reaction between magnesium and oxygen of air shift C. No change D. Both (a) and (b) are correct.