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Problem- 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.

Part A

If the lead can be extracted with 92.5% efficiency, what mass of ore is required to make a lead sphere with a 6.50cmradius?

I am stuck in between this question please help me out, Please comprise units as well

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Category:- Chemistry
Reference No.:- M91244324

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