Mathematics, 14.09.2021 01:00 avahrider1

Lead metal can be extracted from a mineral called galena, which contains 86.6% lead by mass. A particular ore contains 68.5% galena by mass. If the lead can be extracted with 92.5 % efficiency, what mass of ore is required to make a lead sphere with a 6.50cm radius?

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Lead metal can be extracted from a mineral called galena, which contains 86.6% lead by mass. A parti...

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