Chemistry, 15.02.2021 22:10 mommer2019
7. An ore sample weighing 8.60 kg is found to contain 1.40 kg of copper.
a). Calculate the percent copper in the ore. Percent - Part xloo
Whole
P = 1.400g copper = x 100
16.3
Problem-solving:
% Cu
ore
8. 60kg
b) Write the percent value from a) into two conversion factors.
% value
16:3_%Cu
(from the answer a)
Two conversion factors
16.3 copper
8.60 ore
8.60ore
16.3 copper
or
c) How many kg of copper are there in 125 kg of ore? Solve this by factor-label method
using a conversion factor in part b).
How do I set this up in a conversion factor?
Answers: 3
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7. An ore sample weighing 8.60 kg is found to contain 1.40 kg of copper.
a). Calculate the percent...
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