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Chemistry 1CH0 · Edexcel (Pearson) GCSE

Percentage Yield

3 past-paper questions on Percentage Yield · examined 2018–2023.

20231 question

1CH0/1 · M/J · Q10(c)(ii) [2]Sign up to mark my answer →

Using a different amount of sulfur trioxide, it was calculated that 700 tonnes of sulfuric acid could be made. The actual mass produced was 672 tonnes. Calculate the percentage yield of sulfuric acid.

20182 questions

1CH0/1 · M/J · Q10(c)(i) [2]Sign up to mark my answer →

In an experiment to produce lead, 7.67 g of lead are obtained. The theoretical yield of lead for the experiment is 11.80 g. Calculate the percentage yield of lead in this experiment.

1CH0/1 · M/J · Q10(c)(ii) [2]Sign up to mark my answer →

In most reactions, the percentage yield of any product is less than 100%. Give two reasons why the percentage yield is less than 100%.

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