Is an endothermic process an example of a physical or chemical change?

1 Answer
Dec 18, 2016

Answer:

Endothermic just means that heat has to be supplied to the proces to keep it going. It can be fysical or chemical.

Explanation:

Examples of physical endothermic processes:
The melting of ice, the evaporation of water.

Examples of chemical endothermic processes:
The electrolysis of water #2H_2O->2H_2+O_2#
The 'burning' of limestone to get quicklime: #CaCO_3->CaO+CO_2#