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(a) State how burning can be used to distinguish between ethane and ethyne. Explain your answer.
(b) Draw the structural formula of the third member of the homologous series of ethyne.
(c) The flow chart below shows a series of reactions starting with ethanol.
Study it and answer the questions that follow
(i) Name
I.process A
II.Substances B and C
(ii) Write the equation for the combustion of ethanol
(iii) Explain why is it necessary to use high pressure to change gas B into the polymer.
(iv) State one use of methane.