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Calculations involving masses

Calculations involving masses

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Question 21

A pharmaceutical manufacturing facility uses 6.40 kg of an organic precursor to synthesise an active ingredient.

During the industrial reaction process, only 92.6% of the precursor compound actually reacts.

Calculate the mass, in grams, of the precursor compound that remains unreacted.

Give your answer to three significant figures.

[3]
Markscheme

Calculations involving masses Questions

  1. GCSE
  2. /Chemistry
  3. /Calculations involving masses

258 exam-style questions on Edexcel GCSE Chemistry Calculations involving masses. Each one has a worked solution and a mark scheme showing where the marks go.

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