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Mathematics, 31.07.2019 09:50, darlenepitre
The percentage composition by mass of the less expensive 14-karat gold is typically 58.5 percent gold, 4.0 percent silver, 31.2 percent copper, and 6.3 percent zinc. find the percentage composition by volume of 14-karat gold. the density of zinc is ρzinc=7.14g/cm3. enter four answers as percentages, separated by commas. round each to the nearest integer.
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