Pure copper may be produced by the reaction of copper(I) sulfide with oxygen gas as follows:
Cu2S(s) + O2(g) → 2Cu(s) + SO2(g)
What mass of copper(I) sulfide is required in order to prepare 0.100 kg of copper metal?
A) 0.1 kg
B) 0.05 kg
C) 0.0752 kg
D) 0.25 kg
E) 0.125 kg
Correct Answer:
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