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16-01-2020
Chemistry

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Аноним Аноним

16-01-2020

Answer:

93,8 gram

Explanation:

4Fe + 3O2 -------t°-----> 2Fe2O3

n fe2o3 = 134 / 160 = 0,8375 mole

n fe = (0,8375 * 4) / 2 = 1,675 mole

m fe = 1,675 * 56 = 93,8 gram

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