Answer :

thisisbenmanley
The coefficients in a chemical equation represent the molar ratio of the substances.

For example, if an equation says 2H2 + O2 ⇒ 2H2O, it means
2 moles of H2 + 1 mol of O2 ⇒ 2 moles of H2O.
sierrahedgessh

Answer: Law of conservation of mass

Explanation: i’ve taken the test before

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