Question

explain an activity that demonstrate the heat and light energy can be produced during a chemical reaction

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Answer 1

Answer:

Key Points

Chemical reactions often involve changes in energy due to the breaking and formation of bonds.

Reactions in which energy is released are exothermic reactions, while those that take in heat energy are endothermic.

Terms

exothermic

A description of a chemical reaction that releases heat energy to its surroundings.

endothermic

A description of a chemical reaction that absorbs heat energy from its surroundings.

enthalpyIn

thermodynamics, a measure of the heat content of a chemical or physical system. The change in enthalpy of a chemical reaction is symbolized as ΔH.

Answer 2

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