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ExtraProblemsforChapter5,fromCollegeChemistry,page124Problems1Writetheformulasfortheconjugatebasesofthefollowingacids:(a)HCN,(b)HCO3-,(c)N2H5+,(d)CH3CH2OHAns.(a)CN-,(b)CO32-,(c)N2H4,(d)CH3CH2O-2Writetheformulasfortheconjugateacidsofthefollowingbases:(a)CH3COOH,(b)HCO3-,(c)C5H5N,(d)N2H5+.Ans.(a)CH3C(OH)2+,(b)H2CO3,(c)C5H5NH+,(d)N2H62+3Considerthereaction,CO2(g)+OH-(aq)HCO3-(aq).Accordingtowhic... 2024-04-13022.8 KB2页
ExtraProblemsforChapter6–FromCollegeChemistry,page191A1.5276-gsampleofCdCl2wasconvertedtometalliccadmiumandcadmium-freeproductsbyelectrolysis.Theweightofthemetalliccadmiumwas0.9367g.IfAr(Cl)=35.453u,whatisAr(Cd)?Ans.112.4u2Howmany(a)gramsofH2S,(b)molesofHandofS,(c)gramsofHandofS,(d)moleculesofH2Sarecontainedin0.400molH2S?Ans.(a)13.63gH2S,(b)0.800molH,0.400molS,(c)0.806gH,13.83gS,(d)2.41×1023m... 2024-04-13013.75 KB2页
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