arlindmici79 arlindmici79

21-01-2021
Chemistry

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how many mol molecules Fe203 are in 320 g Fe oxide (III)

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ihlester ihlester

23-01-2021

Answer: 2.01 moles Fe2O3 = 1.20145x10^24

Explanation:

Molar mass of Fe2O3 = 2*55.585 + 3*15.999 = 159.167

moles = 320/159.167 = 2.01

molecules = 2.01x6.02214076x10^23 = 1.20145x10^24 molecules

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