What Is the Percent Yield of CuS for the Following

question 101

Multiple Choice

What is the percent yield of CuS for the following reaction given that you start with 15.5 g of Na₂S and 12.1 g CuSO₄? The actual amount of CuS produced was 3.05 g.
Reaction: Na₂S + CuSO₄ → Na₂SO₄ + CuS

• A)16.1%
• B)42.1%
• C)18.93%
• D)7.25%
• E)not enough information

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