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Transcription of this question: 5.Another common acid found in food is ethanoic acid.(a) A sample of ethanoic acid was titrated with sodium hydroxide solution, and thefollowing pH curve obtained.14121086421020304050Volume of NaOH / cm3Annotate the graph to show the buffer region and the volume of sodium hydroxide atthe equivalence point.[2]0)(ii)Identify the most suitable indicator for the titration using section 22 of the databooklet.Describe, using a suitable equation, how the buffer solution formed during thetitration resists pH changes when a small amount of acid is added.[2]

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