belllerzz4164 belllerzz4164

29-01-2024
Mathematics

contestada

How many moles of oxygen gas are needed to produce 250 g of copper (II) oxide given the equation below: 2Cu + O2 → 2CuO?
A) 2.0 mol
B) 3.0 mol
C) 4.0 mol
D) 5.0 mol

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