Question
Asked Dec 17, 2019
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According to the following chemical equation, how many liters at STP of hydrogen gas are needed
to make 3.00 tons of iron? (2000 lbs. = 1 ton; 454 g = 1 lb.) [Hint: The equation is not balanced.]
%D
Fe,O3 +
Н2
Fe +
Н.О
omic
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According to the following chemical equation, how many liters at STP of hydrogen gas are needed to make 3.00 tons of iron? (2000 lbs. = 1 ton; 454 g = 1 lb.) [Hint: The equation is not balanced.] %D Fe,O3 + Н2 Fe + Н.О omic

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Expert Answer

Step 1

Amount of iron to be manufactured = 3 tonnes

The given equation for the reaction is

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2Fe + 3H2O Fe,O3 + 3H7

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Step 2

mass of iron given = 3ton x 2000lb/ton x 454g/lb= 2724000g

No of moles of iron to be manufactured

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given mass no of moles molecular mass 2724000g 56g/mol =48642.86mol

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Step 3

Amount of hydrog...

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2 moles of iron need 3 moles of hydrogen 3 48642.86 moles of iron would need -x 48642.86 moles of hydrogen 2 = 72964.29 moles of hydrogen

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