Fe3Br8 – an important source of potassium bromide is produced through the following two-stage process:   Stage 1: 3 Fe + 3 Br2  3 FeBr2 Stage 2: 3 FeBr2 + Br2  Fe3Br8   The reaction in the first stage proceeds with a 90% yield, while the yield of the reaction in stage 2 is currently unknown. (Atomic masses: Fe = 55.85, Br = 79.9)   (a) If you were able to produce 431.52 g of Fe3Br8 using 112.45 g of Fe, what actual mass of FeBr2 was produced in stage 1? (b) Considering that you used 106.75 g of bromine gas, Br2, for the reaction in stage 2, what then are the limiting and the excess reactants for this reaction? Provide calculations to prove your answer. (c) What is the % yield of the reaction in stage 2?

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Fe3Br8 – an important source of potassium bromide is produced through the following two-stage process:

 

Stage 1: 3 Fe + 3 Br2  3 FeBr2

Stage 2: 3 FeBr2 + Br2  Fe3Br8

 

The reaction in the first stage proceeds with a 90% yield, while the yield of the reaction in stage 2 is currently unknown. (Atomic masses: Fe = 55.85, Br = 79.9)

 

(a) If you were able to produce 431.52 g of Fe3Br8 using 112.45 g of Fe, what actual mass of FeBr2 was produced in stage 1?

(b) Considering that you used 106.75 g of bromine gas, Br2, for the reaction in stage 2, what then are the limiting and the excess reactants for this reaction? Provide calculations to prove your answer.

(c) What is the % yield of the reaction in stage 2?

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