Question

Determine whether each statement is an example

of a physical change or a chemical change.
Wood is burned.
physical
chemical
0
Dry ice (solid carbon dioxide) vaporizes to form
carbon dioxide gas.
Ophysical
chemical
DONE ✔

Answer 1

wood = chemical

dry ice = physical

Step-by-step explanation:

Answer 2

Burning of wood is chemical change

Dry ice into Carbon dioxide conversion is physical change.

Step-by-step explanation:

Because when wood is burnt it cannot be recovered back by tthe ashes. So it is chemical change.

Dry ice conversion into Carbon dioxide is a physical change because the chemical composition remains same.