ijW(xu)dȤСMͬW(xu)(j)(sh)(yn)ṩăxˎƷώָ(do)DxbM(jn)Ƃ䌍(sh)(yn)
A B C D E
1(xi)xaQ
2ͬW(xu)ψDxBEbõĽMȡ(yng)ĻW(xu)ʽ飺 zƤBbBEеIJ(do)ܕr(sh)(yng)ȰѲܿ ȻѲܲzƤܡռwǰ(yng)ƿbM w ռ߀xõb
3ͬW(xu)Qȡһ|(zh)KMnO4wԇضȿ250ӟȡO2(sh)(yn)Y(ji)r(sh)ͬW(xu)l(f)F(xin)ˮռO2Փa(chn)ᘌ(du)@һF(xin)ͬW(xu)M(jn)̽
[]I(yng)ɵMnO2ֽųO2
II(yng)ɵK2MnO4ֽųO2
III(yng)ɵK2MnO4MnO2ֽⶼųO2
[(sh)(yn)(yn)C]ͬW(xu)ֳɃɽMքeM(jn)Ќ(sh)(yn)
һMͬW(xu)ȡһ|(zh)MnO2250l¼ӟһΕr(sh)gsy(c)MnO2|(zh)׃t e(cu)`ڶMͬW(xu)ȡK2MnO4250l¼ӟ](mi)Üy(c)|(zh)ķó˲II_ĽY(ji)ՓԓMͬW(xu)xČ(sh)(yn)
[չ](sh)(yn)l(f)F(xin)KClO3wӟȡO2ķ(yng)ʺKMnO4wcKClO3wϼӟᣬtKClO3ķֽʴӿՈ(qng)f(shu)KMnO4KClO3ķֽⷴ(yng)Ƿʲô
[(sh)(yn)˼]ͨ^(gu)ό(sh)(yn)̽㌦(du)(sh)(yn)ȡ⡱߀̽Ć(wn)}
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