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3.3 Yield and atom economy of chemical reactions

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Question 43

A fertiliser factory makes ammonium sulfate. For one batch, the maximum theoretical mass of ammonium sulfate is 18.5 tonnes. The mass of ammonium sulfate collected is 15.2 tonnes.

The factory records the percentage yield of every batch. Calculate the value it should record for this batch, correct to 3 significant figures.

[2]
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3.3 Yield and atom economy of chemical reactions Questions

  1. GCSE
  2. /Chemistry
  3. /3.3 Yield and atom economy of chemical reactions

104 exam-style questions on AQA GCSE Chemistry 3.3 Yield and atom economy of chemical reactions, covering 3.3.1a Percentage yield, 3.3.1b Theoretical mass of a product, 3.3.2a Atom economy, and 3.3.2b Choosing a reaction pathway. Each one has a worked solution and a mark scheme showing where the marks go.

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