An 18-karat gold necklace is 75% gold by mass, 16% silver, and 9.0% copper.
AWhat is the mass, in grams, of the necklace if it contains 0.24 Oz of silver?
BHow many grams of copper are in the necklace.?
CIf the 18- karat gold has a density of 15.5g/cm^3, what is the volume in cubic centimeters?
AWhat is the mass, in grams, of the necklace if it contains 0.24 Oz of silver?
BHow many grams of copper are in the necklace.?
CIf the 18- karat gold has a density of 15.5g/cm^3, what is the volume in cubic centimeters?