Posted by **anon** on Monday, February 4, 2013 at 11:05am.

The British Sovereign coin is an alloy of gold and copper having a total mass of 7.988 g and is 22-karat gold.

(a) Find the mass of gold in kg using that # of karats = 24 x (mass of gold)/(total mass).

(b) Calculate the volumes of gold and copper used to manufacture the coin.

(c) Calculate the density of the coin.

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