The chemical phenomena include the process: a) rotting of fallen leaves; b) melting beeswax; c) evaporation of alcohol; d) minting coins.

A) decay. A chemical process takes place, the interaction of substances with oxygen and the formation of new substances.
B) melting beeswax – a change in the physical state, not a chemical process
C) Evaporation of alcohol – a change in the state of aggregation, not a chemical process
D) Minting of coins – a change in the external shape of the metal, the chemical composition does not change. Non-chemical process
Of all the presented chemical processes, only decay is
The correct answer is under the letter A.