Science, asked by Anonymous, 4 months ago

what is chemical changes

Answers

Answered by Anonymous

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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Answered by kisuupsi

Answer:

In a chemical change, the molecules in the reactants interact to form new substances. In a physical change,like a state change or dissolving,no new substances is formed. explain that another way to say that no atoms are created or destroyed in a chemical reaction is to say ,"Mass is conserved. "

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