According to the law of conservation of matter, we know that the total number of atoms does not change in a chemical reaction and thus mass is conserved. Consider this model of a chemical reaction: Reactants

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asked Dec 6, 2021 209k views

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According to the law of conservation of matter, we know that the total number of atoms does not change in a chemical reaction and

thus mass is conserved. Consider this model of a chemical reaction:
Reactants
Products
+ ?
The Substances
Undergoing Reaction
The Substances
Generated by the Reaction
How many oxygen molecules should be added to the reactants side to obey the law of conservation of matter?