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IGCSE Co-ordinated Sciences (9–1) 0973 · Chemistry · 63

0654.C6.2.04 — Interpret data, including graphs, from rate of reaction experiments: past paper questions

10 real questionsasked in 2 of the last 10 exam series2019–2026usually: Use, Explain, Complete, Suggest

Real questions on 0654.c6.2.04 — interpret data, including graphs, from rate of reaction experiments

The newest 10 of 10 written questions. Open one to see it on the real paper.

  1. 0973/31 · May/June 2026 · Q5b(i)[1]

    Complete Table 5.1 to match the time taken for each reaction to finish with the reaction number. Table 5.1 time taken for reaction to finish/s 200 100 50 reaction number

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  2. 0973/42 · May/June 2026 · Q7d(i)[1]

    (i) Suggest how long it will take for the X to disappear. time disAPPear .......... [1]

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  3. 0973/31 · May/June 2023 · Q11c(i)[1]

    Use Fig. 11.2 to find the total volume of carbon dioxide released. volume = cm 3

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  4. 0973/31 · May/June 2023 · Q11c(ii)[1]

    Use Fig. 11.2 to find the time when the reaction finished. time = s

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  5. 0973/31 · May/June 2023 · Q11c(iii)[2]

    The student repeats the experiment at a higher temperature. On Fig. 11.2, sketch a line to show the results.

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  6. 0973/41 · May/June 2023 · Q8b(i)[1]

    The reaction gets faster as the temperature increases. Explain how you can tell this from Table 8.1.

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  7. 0973/41 · May/June 2023 · Q8b(ii)[2]

    Tick (3) two reasons in Table 8.2 which explain why reactions get faster as the temperature increases. Table 8.2 reason tick (3) particles are closer together particles collide more often particles have less energy particles have a larger surface area particles move faster

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  8. 0973/31 · May/June 2019 · Q11b(i)[1]

    Use the graph to find the change in mass during the experiment. change in mass = g

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  9. 0973/31 · May/June 2019 · Q11b(ii)[1]

    Use your answer to (b)(i) to calculate the change in mass per minute during the experiment.

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  10. 0973/31 · May/June 2019 · Q11b(iii)[2]

    Explain why the mass decreases.

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What examiners said

190 s was the correct answer given by many candidates. 280 s was a common error.

— Examiner report, May/June 2023, 0973/31 Q11(c)(ii) (Cambridge)

Most correctly drew an initial steeper line but many did not show the line levelling off at 45 cm3.

— Examiner report, May/June 2023, 0973/31 Q11(c)(iii) (Cambridge)

Most candidate correctly stated the relationship between temperature and time. A few just quoted data without describing the relationship.

— Examiner report, May/June 2023, 0973/41 Q8(b)(i) (Cambridge)

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0654.C6.2.04 — Interpret data, including graphs, from rate of reaction experiments — IGCSE Co-ordinated Sciences (9–1) 0973 past paper questions | AssessPro