I don’t really know anything about this so i need help
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Chemistry, 27.01.2021 22:50 garciagang0630
I don’t really know anything about this so i need help
Answers: 2
Chemistry, 21.06.2019 14:10, yellowmiki6647
The rock in a lead ore deposit contains 89 % pbs by mass. how many kilograms of the rock must be processed to obtain 1.5 kg of pb?
Answers: 1
Mathematics, 22.12.2019 19:31
Mathematics, 22.12.2019 19:31
Mathematics, 22.12.2019 19:31
Biology, 22.12.2019 19:31