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Given the Following Reactions

Question 41

Multiple Choice

Given the following reactions:
Fe + Br2 → FeBr2
3 FeBr2 + Br2 → Fe3Br8
If each reaction is 82.0% efficient,what mass of iron is necessary to make 8.45 g of Fe3Br8?


A) 0.870 g
B) 3.73 g
C) 2.14 g
D) 1.75 g
E) 2.61 g

Correct Answer:

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