One step in the isolation of pure rhodium metal (Rh) is the precipitation of rhodium(III) hydroxide from a solution containing rhodium(III) sulfate according to the following balanced chemical equation:
Rh2(SO4) 3(aq) + 6NaOH(aq) → 2Rh(OH) 3(s) + 3Na2SO4(aq)
If the reaction of 0.500 g of rhodium(III) sulfate with excess sodium hydroxide produces 0.330 g of rhodium(III) hydroxide,what is the percent yield?
A) 423 %
B) 211 %
C) 52.9 %
D) 66 %
E) 105 %
Correct Answer:
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