545/2 CHEMISTRY Paper2 December.2022 ENDOFYEAREXAMINATIONS2022 S.3CHEMISTRY Paper2 INSTRUCTIONSTOCANDIDATES: SectionAconsistsof10structuredquestions.AnswerALLquestionsinthissection. Answerstothequestionsmustbewriteninthespacesprovided. SectionBconsistsof4semi–structuredquestions.Answeronlytwoquestionsfrom thissection.Answerstothequestionsmustbewritenintheanswerbookletsprovided. Inbothsectionsalworkingmustbeshownclearly. Wherenecessary Zn=65,O=16,H=1,Pb=207 3 1moleofagasoccupies22.4dm ats.t.p 3 1moleofagasoccupies24dm …
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