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Chemistry, 24.01.2020 23:31 rashawnglover
Gold is alloyed with other metals to increase its hardness in making jewelry.
consider a piece of gold jewelry that weighs 9.30 g and has a volume of 0.675 cm³. the jewelry contains only gold and silver, which have densities of 19.3 g/cm³ and 10.5 g/cm³, respectively. if the total volume of the jewelry is the sum of the volumes of the gold and silver that it contains, calculate the percentage of gold (by mass) in the jewelry.
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