What is the percent by mass of oxygen fe2o3 (formula mass= 160)?

asked Feb 8, 2018 21.8k views

1 vote

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4 votes

Answer:

30%

Step-by-step explanation:

Bruno Cunha answered Feb 9, 2018

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5 votes

30% should be the percentage of oxygen if the total mass of fe2o3 is 160.

Klayton Faria answered Feb 12, 2018

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