The set up below was used by a student. Filter paper soaked in purple litmus solution was placed in the middle of the combustion tube.

The set up below was used by a student. Filter paper soaked in purple litmus solution was
placed in the middle of the combustion tube.

(i) What is the main aim of the experiment.
(ii) State the first observation likely to have been made in the tube. Explain the observation.

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(i) Compare diffusion of gases in K.
(ii) Litmus turns blue NH₃ diffuses faster since it is lighter.

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sharon kalunda answered the question on May 17, 2019 at 11:57

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