The burning of coal is a ____ change.

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Detailed Solution

The burning of coal is a chemical change.
Chemical changes are changes in which a new substance is formed as the chemical properties of a substance are altered. They are irreversible changes. The burning of coal is an irreversible chemical change. The burning of coal produces carbon dioxide gas. A new substance is formed as there is a change in the chemical properties of coal. The coal, once burnt, cannot be converted back into its original form.

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