# Problem: A 22.4 L high pressure reaction vessel is charged with 0.3910 mol of iron powder and 1.20 atm of oxygen gas at standard temperature. On heating, the iron and oxygen react according to the balanced reaction below. 4Fe (s) + 3O2 (g) → 2Fe2O3 (s) After the reaction vessel is cooled, and assuming the reaction goes to completion, what pressure of oxygen remains?

###### FREE Expert Solution
91% (146 ratings)
###### FREE Expert Solution
91% (146 ratings)
###### Problem Details

A 22.4 L high pressure reaction vessel is charged with 0.3910 mol of iron powder and 1.20 atm of oxygen gas at standard temperature. On heating, the iron and oxygen react according to the balanced reaction below.

4Fe (s) + 3O2 (g) → 2Fe2O3 (s)

After the reaction vessel is cooled, and assuming the reaction goes to completion, what pressure of oxygen remains?

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Gas Stoichiometry concept. You can view video lessons to learn Gas Stoichiometry. Or if you need more Gas Stoichiometry practice, you can also practice Gas Stoichiometry practice problems.

What is the difficulty of this problem?

Our tutors rated the difficulty ofA 22.4 L high pressure reaction vessel is charged with 0.391...as medium difficulty.

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What professor is this problem relevant for?

Based on our data, we think this problem is relevant for Professor Randles' class at UCF.