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3.3 Yield and atom economy of chemical reactions

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Question 1
F

A student made copper sulfate. The maximum theoretical mass of copper sulfate was 25.0 g. The student obtained 19.5 g of copper sulfate. What is the percentage yield of copper sulfate?

[1]
A

22.0 %22.0\ \%22.0 %

B

43.8 %43.8\ \%43.8 %

C

78.0 %78.0\ \%78.0 %

D

128.2 %128.2\ \%128.2 %

Markscheme

3.3 Yield and atom economy of chemical reactions Questions

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

39 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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