For an alloy that consists of 86.0 g copper, 117 g zinc, and 7.75 g lead, what are the concentrations (a) of Cu (in at%), (b) of Zn (in at%), and (c) of Pb (in at%)? The atomic weights for Cu, Zn, and Pb are 63.55, 65.39, and 207.2 g/mol, respectively.

General Chemistry - Standalone book (MindTap Course List)
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Publisher:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Chapter21: Chemistry Of The Main-group Elements
Section: Chapter Questions
Problem 21.169QP
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For an alloy that consists of 86.0 g copper, 117 g zinc, and 7.75 g lead, what are the concentrations (a) of Cu (in at%), (b) of Zn (in at%), and (c) of Pb (in at%)? The atomic weights for Cu, Zn, and Pb are 63.55, 65.39, and 207.2 g/mol, respectively.

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