Mathematics, 15.10.2021 03:10 snikergrace
Retired cell phones contain 2100 metric tons of copper, 46 metric tons of silver, 3.9 metric tons of gold, 2 metric tons of palladium and, 0.04 metric tons of platinum. Currently gold is at 1500 dollars an ounce. There are 16 oz in a pound, and 2000 pounds in a ton. How much is the gold worth in recycled cell phones
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Retired cell phones contain 2100 metric tons of copper, 46 metric tons of silver, 3.9 metric tons of...
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