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05-01-2021
Chemistry

contestada

how many grams from a 100 grams sample of fe2o3 is iron

Respuesta :

14-01-2021

Answer:

40 Grams

Explanation:

Fe2O3 is 2 parts Iron 3 parts Oxygen.

Assuming the molecular weights of both are equivalent (ideal elemental law), it is a 2:3 ratio, or 2/5 of the total.

2/5 of 100 is 40, so the answer is

40 grams

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