Gold (19.3 g/cm3) and copper (8.96 g/cm3) can be blended to form an alloy called rose gold.Suppose a rose gold bar has a mass of 117 g and a volume of 7.00 cm3.Calculate the mass percent of gold in the bar.
A) 46.4%
B) 53.6%
C) 38.7%
D) 75.0%
E) 86.6%
Correct Answer:
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