Biology, 04.02.2021 03:20, kissesforlester7097

5. You bought an 18 karats ring which contains 18g of gold. What is the % by mass of gold in a ring? A. 65%
B. 75%
C. 85%
D. 95%

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5. You bought an 18 karats ring which contains 18g of gold. What is the % by mass of gold in a ring?...