Question

3. A student collects wax from a burning candle. He melts it and then adds a new wick to it and
leaves it to cool. Can a new and functional candle be created by this process? Why or why not?
(a) Yes; it is a reversible physical change in state of wax.
(b)No; it is a physical change that cannot be reversed.
(c)No; it is an irreversible chemical change with the formation of a new substance.
(d)Yes; it a chemical change causing the wax to change from one state to another.​

Answer 1

Answer:

a) Yes; it is a reversible physical change in state of wax.

Answer 2

Answer:

(a)

Explanation:

It is a reversible physical change in state of wax