Question

Haet energy is the sum of total of kinetic energy contained in the ________ of a substance​

Answer 1

At molecular level, heat energy is equal to mechanical energy of all molecules. Mechanical energy of the molecules is the sum of total Kinetic energy and potential energy of molecules.

Brainlist please

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Answer 2

Answer:

Heat energy is equal to total mechanical energy of all its molecules

At molecular level, heat energy is equal to mechanical energy of all molecules. Mechanical energy of the molecules is the sum of total Kinetic energy and potential energy of molecules.