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Lead is found in Earths crust in several different lead ores. Suppose a certain rock is composed of 38.0 PbS (gaHow much of this rock in (kg ) must be processed to obtain 4.7 metric tons of lead?
Wiki User
∙ 7y ago
The formula to use is: 84/239 mole to equal 100 g = .35 PbS which has 35 mole Pb which is .35 x 207 = 72.45 gram Pb. In order to obtain 5.4 kg of Pb, 7.45 kg of rock must be processed.
Wiki User
∙ 9y ago
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