Homework Answers
mass of Cu -> mol of Cu -> MV
mol of Cu = MV = 10.2*0.28 = 2.856 mmol of Cu
mass = mol*MW = (2.856*10^-3)(63.5)= 0.181356 g of Cu
theoretical yield --> 0.181356 g
actual yield -->0.079 g
% yield = real/theoretical * 100% = 0.079 0.181356*100 = 43.560%
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