A fine gold bullion weighs 6300g 0.950. How much pure copper will add to lower its 0900 law?
A...
Mathematics, 25.04.2020 01:39 astultz309459
A fine gold bullion weighs 6300g 0.950. How much pure copper will add to lower its 0900 law?
A) 300g
B) 350g
C) 325g
D) 375g
Help please
Answers: 1
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