waec 2012 chemistry questions and answers.Hello friends, i don't know if i am a little bit too late to post this waec 2012 chemistry questions and answers.chemistry waec 2012 questions and answers specimen is now out, you can now get yours here, and it is practically free.This chemistry waec 2012 questions and answer is totally free and the questions is 80 percent correct.NigeriaopenUniversity team has seen the waec chemistry 2012CHEMISTRY PRATICAL1.Burrette of 50cm capacitypippette,either 20cm or25(using the usual apparatusfor titration)reagent forqualitive work.¡.Red and blue litmus paper¡¡.Aqueous ammonia ¡¡¡.Dilutehydrochloric acid [iv]dilutesodium hydroxide solutionV.Barium chloride solutionVi.dilute trioxonitrate acidVii.Silver trioxonitrate(v)solution[AgN03] Viii.Limewate methyl orange indicator2a. A 150cm of tetraoxosulp£(vi)solution in a corked flaskor bottle labelle 'A' containing2.8cm of concentratedH2S04(about 98% w/w) perdm of solution 2B.150cm ofNa0H solution,in a corked flaskor bottle labelled 'B'containing3.9g of Na0H per dm ofsolution C 10cm of(NH4)2S04solution in a bottle labelle 'C'containin 66g of(NH4)2S04per dm of solution D.10cm ofFecl3 solution in a bottlelabelled 'D'containing 40g ofFecl3 per dm of solution.CHEMISTRY PRATICAL1.Burrette of 50cm capacity pippette,either 20cm or 25(using the usual apparatus for titration)reagent for qualitive work.¡.Red and blue litmus paper¡¡.Aqueous ammonia ¡¡¡.Dilute hydrochloric acid [iv]dilute sodium hydroxide solution V.Barium chloride solution Vi.dilute trioxonitrate acid Vii.Silver trioxonitrate(v)solution[AgN03] Viii.Lime wate methyl orange indicator2a.A 150cm of tetraoxosulp£(vi)solution in a corked flask or bottle labelle 'A' containing 2.8cm of concentrated H2S04(about 98% w/w) per dm of solution 2B.150cm of Na0H solution,in a corked flask or bottle labelled 'B'containing 3.9g of Na0H per dm of solution C 10cm of(NH4)2S04 solution in a bottle labelle 'C' containin 66g of(NH4)2S04 per dm of solution D.10cm of Fecl3 solution in a bottle labelled 'D'containing 40g of Fecl3 per dm of solution.Following us on facebook?Like our facebook fanpage and get your waec 2012 practicals, theory and objectives!.

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