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3.3 Yield and atom economy of chemical reactions

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Question 16

A manufacturer uses a reaction to make sodium carbonate for detergent. For one batch, the maximum theoretical mass of sodium carbonate is 48.0 kg. The percentage yield is 75 %.

How much less sodium carbonate was made than the maximum theoretical mass?

[1]
A

9.0 kg

B

36.0 kg

C

16.0 kg

D

12.0 kg

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

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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