Frequently Asked Question

Questions asked by users might not always be phrased in the clearest way.

According to the law of conservation of mass, if 21.9 grams of fe and 6.3 grams of o2 combine to form FeO, how many grams of FeO must form?

Accepted Answer

According to the law of conservation of mass, the total mass of the reactants must equal the total mass of the products. Therefore, 21.9 grams of Fe + 6.3 grams of O2 = 28.2 grams of FeO must form.


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