During a chemical reaction, a completely new substance is formed true or false

answer:

true

explanation:

a physical change, such as a state change or dissolving, does not create a new substance, but a chemical change does. in a chemical reaction, the atoms and molecules that interact with each other are called reactants. in a chemical reaction, the atoms and molecules produced by the reaction are called products.

answer:

this is true

explanation:

a chemical reaction is when substances combine to form new substances, and the identity of the substance is changed.

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