foxy12aa foxy12aa

08-05-2020
Biology

contestada

When a substance undergoes a chemical change what occurs?
O Physical reaction
Physical & Chemical reactions
Chemical reaction
Combustion reaction

Respuesta :

kaykay788 kaykay788

08-05-2020

Answer:

Physical and Chemical reactions

Explanation:

just did it in school

Answer Link

jeanettdharden36 jeanettdharden36

08-05-2020

The answer is physical and chemical reactions.

Answer Link

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