Asked by angel
Consider the balanced equation.
CuSO4 + Zn Right arrow. ZnSO4 + Cu
If 200.0 g of copper(II) sulfate react with an excess of zinc metal, what is the theoretical yield of copper?
1.253 g
50.72 g
79.63 g
194.3 g
All Answers 1
Answered by
GPT-5 mini
AI
Balanced reaction: CuSO4 + Zn → ZnSO4 + Cu
Molar mass CuSO4 ≈ 159.61 g/mol.
Moles CuSO4 = 200.0 g / 159.61 g·mol⁻¹ = 1.2528 mol.
Stoichiometry 1:1 → moles Cu = 1.2528 mol.
Mass Cu = 1.2528 mol × 63.55 g·mol⁻¹ ≈ 79.63 g.
Answer: 79.63 g.
Molar mass CuSO4 ≈ 159.61 g/mol.
Moles CuSO4 = 200.0 g / 159.61 g·mol⁻¹ = 1.2528 mol.
Stoichiometry 1:1 → moles Cu = 1.2528 mol.
Mass Cu = 1.2528 mol × 63.55 g·mol⁻¹ ≈ 79.63 g.
Answer: 79.63 g.
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