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Percent Yield BW

Last updated about 1 month ago

7 Nsɛmmisa

1

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1.

What are the coefficients that balance the following equation: (Use commas to seperate the coefficients)
CuS + O2 --> CuO + SO2

1

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2.

What is the molar mass of cupric sulfide?

1

1

1

1

1

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3.

What is the molar mass of oxygen, O2?

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4.

What is the molar mass of cupric oxide?

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5.

A chemist reacts 145g of CuS and 115g of O2, what mass of CuO is produced?

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6.

Which reactant was limiting from the reaction in #1?

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7.

If the chemist actually produced 82.2 g of CuO, what is the percent yield of CuO?