Question

Define chemical reactions

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Answer 1

Answer:

a process that involves rearrangement of the molecular or ionic structure of a substance, as distinct from a change in physical form or a nuclear reaction.

Answer 2

Answer:

Chemical Reactions;

Chemical Reactions;A chemical reaction happens when one or more chemicals are changed into one or more other chemicals.

Examples:-

Iron and oxygen combining to make rust. vinegar and baking soda combining to make sodium acetate, carbon dioxide and water. things burning or exploding.

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