fred2347 fred2347

27-12-2019
Chemistry

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Which best describes a chemical reaction?

A- the rearrangement of atoms by breaking and reforming chemical bond

B- a reaction that absorbs heat from the surroundings

C- a reaction that releases heat to the surroundings

D- the rearrangement of molecules based on temperature and pressure

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MoniqueMitrut MoniqueMitrut

27-12-2019

Answer: A.

Explanation:

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27-12-2019

Answer:

chemical reaction is the rearrangement of molecules based on temperature and pressure

Explanation:

Chemical reaction occurs when molecules are rearranged with the aide of temperature and pressure or an enzyme to hasten the reaction

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