A mixture of 80.0 g of Cr2O3 and 8.00 g of C is used to produce elemental Cr by the
reaction
Cr2O3 + 3C
2 Cr + 3 CO
a) What is the theoretical yield of Cr that can be obtained from the reaction mixture?
Cr2O3 (aq) + 3 C (s) - 2 Cr (s) + 3 CO (g)
b)which reactant is excess and how many grams are left over ?
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Explanation:
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