21-10-2021
Physics

contestada

sometimes when a chemical change ----------- occurs of a substance will change
shape
color
size
mass

Respuesta :

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21-10-2021

Answer:

Chemical changes occur when a substance combines with another to form

Explanation:

Chemical changes occur when a substance combines with another to form a new substance, called chemical synthesis or, alternatively, chemical decomposition into two or more different substances. These processes are called chemical reactions and, in general, are not reversible except by further chemical reactions.

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