Question

give reasons :- there is no change in mass during a chemical reaction​

Answer 1

Answer:

bez the amount doesn't change of reactant and product

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Answer 2

Answer:

The mass in a chemical reaction is constant in a closed system. It is important to remember that mass changes only occur because a gas is being released into the atmosphere, or because a gas from the atmosphere is being used as a reactant - no atoms are being created or destroyed, just rearranged.

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