maecasey90 maecasey90

23-02-2021
Chemistry

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Calculate the formula mass (Mr) of the compound iron (III) oxide, Fe2O3.
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tchakrouni tchakrouni

23-02-2021

Answer:

100

Explanation:

Fe = 26 (look on periodic table)

O = 16

(26×2) + (16×3) = 100

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