can some one help me please

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 please use quesion 1 to answer the second question please >>>>The equation for the reduction of iron(III) oxide to iron metal is given by: Fe2O3(s) +3CO(g) --> 2FE(s) + 3CO2(g) What is the maximum amount of iron, in grams, which can be obtained from 623.0 grams of iron(III) oxide? Enter your answer in scientific notation. 

4.36×102

According to the equation in problem nine, what mass of carbon monoxide, in grams, is required to produce 339.5 grams of iron? Enter your answer in scientific notation.

Dec 11th, 2014

Molar mass of CO is 28 and of iron is 56.also 3 moles of CO produces 2 mols of Fe.

So to produce 339.5 g of Fe, you need (3x 28/2 x 56 ) x 339.5 = 254.63 g of CO

Answer: 254.63 g of CO


Dec 11th, 2014

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Dec 11th, 2014
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