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100 POINTS PLEASE ANSWER!
Read the following chemical equation.

Fe + O2 → Fe2O3

Which of the following fractions can be used for the mole ratio to determine the mass of Fe from a known mass of Fe2O3?

four over two
three over two
two over three
two over four

Respuesta :

eedely4

Answer:

Answer would be 4/2

Explanation:

A is the best answer choice because it was between A and D but 2 is not the denominator so it couldnt be D

kadenmartin5

Answer: 4/2

Explanation: I just took the test and it was correct

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