1.

How is burning of a candle is a reversible change?

Answer»

Burning of a candle is mostly a reversible reaction. This means that is a physical CHANGE. However burning of a candle also EXHIBITS some irreversible chemical CHANGES.

Physical/reversible changes:

Melting of the candle wax is a physical/reversible change.

2) Chemical/irreversible change that take place:

The burning of candle wax to form hydrocarbons is a chemical change.

The burning of the candle WICK is a chemical/irreversible change.



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