5.(a) A student is provided with the apparatus shown in the diagram below.
(i) The student used this apparatus in an experiment to compare the carbon dioxide content of air
breathed in and air breathed out.
Draw a labelled diagram to show how the apparatus should be set up.
(i) Name a liquid that would need to be used in this experiment.
(m) Explain the function of this liquid
(2)
(iv) Complete your diagram to show the liquid in the apparatus.
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(6) Suggest a safety precaution that should be taken when using the apparatus.
(1)
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