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        1. F{΢Ϳϡī[ϡӛ늘O߻ȶI(lng)(sh)(yn)ҿͨ^(gu)зƂ䣺һ|(zh)ȵFeCl2?4H2OFeCl3?6H2Osˮ֮ܽڲͨN2ėl¼ˮƷ(yng)ض240250棬ַ(yng)(jng)^(gu)Vϴõa(chn)Ʒ
          1Ƃ^(gu)Уz(yn)ϴǷɃķ______
          2a(chn)ƷFe3+Fe2+|(zh)֮Ȝy(c)£Qȡ23.2gƷڟӟкϡܽ⣬ӟ裬wȫܽҺм10.0g~۳ַ(yng)^(gu)Vϴʣw3.6gȡVҺweÝȞ0.200mol?L-1KMnO4ζKc(din)r(sh)KMnO4Һwe29.80mLӋ(j)a(chn)ƷFe3+Fe2+|(zh)֮ȣ(xi)Ӌ(j)^(gu)̣
          3a(chn)ƷFe3+Fe2+|(zh)֮Դ21Ŀԭ______
          𰸡1Ը(j)һεĞVҺǷxДǷ񷴑(yng)ȫ
          2(j)~r(ji)Fxӵķ(yng)i⛺́Fxӵķ(yng)Ӌ(j)|(zh)֮ȣ
          3(j)FxӾ߀ԭױFxӷ
          ⣺1һεĞVҺвxӣf(shu)ȫz(yn)ǣȡSһϴVҺ12AgNO3ҺF(xin)ɫᣬʾϴȫ
          ʴǣȡSһϴVҺ12AgNO3ҺF(xin)ɫʾϴȫɣ
          2wʣf(shu)~|(zh)(yng)~|(zh)10g-3.6g=6.4g|(zh)ǣ0.1mol(j)غҳP(gun)ϵʽ2Fe3+CunFe3+=0.2mol
          iҺFx(j)غóP(gun)ϵʽKMnO45Fe2ĵĸi⛵|(zh)ǣ10×0.200mol?L-1×0.02980L=0.0596molFxӵ|(zh)ǣ0.0596mol×5=0.98mol
          Ԯa(chn)ƷFe3+Fe2+|(zh)֮ǣ20.98=10049
          𣺮a(chn)ƷFe3+Fe2+|(zh)֮ǣ20.98=10049
          3ځFxױFxa(chn)ƷFe3+Fe2+|(zh)֮Դ21
          ʴǣƂy(c)^(gu)Fe2+ˣ
          c(din)u(png)}ȡF{΢Ӌ(j)うFxӺFxӺע}Ϣ(j)W(xu)֪R(sh)ɣ}yеģ
          (x)(c)ϵд
          P(gun)(x)}

          ĿлW(xu) (li)Դ

          F{΢Ϳī[ϡӛ늘O߻ȶI(lng)򣬌(sh)(yn)ҿͨ^(gu)зƂ䣺һ|(zh)ȵFeCl2?4H2OFeCl3?6H2Osˮ֮ܽڲͨN2ėl¼ˮƷ(yng)ض240250ַ(yng)(jng)^(gu)Vϴõa(chn)Ʒ
          1Ƃ^(gu)z(yn)ϴǷɃķ
          ȡSһϴVҺ12AgNO3ҺF(xin)ɫʾϴȫɣ
          ȡSһϴVҺ12AgNO3ҺF(xin)ɫʾϴȫɣ

          2a(chn)ƷFe3+Fe2+|(zh)֮Ȝy(c)£Qȡ23.2gƷڟӟкϡܽӟ裬wȫܽҺм10.0g~۳ַ(yng)^(gu)Vϴʣw3.6gȡVҺwe
          110
          ÝȞ0.200mol?L-1KMnO4ζKc(din)r(sh)KMnO4Һwe29.80mLӋ(j)a(chn)ƷFe3+Fe2+|(zh)֮ȣ(xi)Ӌ(j)^(gu)̣
          3a(chn)ƷFe3+Fe2+|(zh)֮Դ21Ŀԭ
          Ƃy(c)^(gu)Fe2+
          Ƃy(c)^(gu)Fe2+

          鿴𰸺ͽ>>

          ĿлW(xu) (li)Դ x

          12֣F{΢Ϳϡī[ӛ䛡늘O߻ȶI(lng)(sh)(yn)ҿµķ(li)Ƃ@NϲM(jn)Йzy(c)

          Ƃ

          1ܽвͨ뵪?d)Ѓɂ(g)ãͨ^(gu)ڷ(yng)^(gu)ͨwγ΢͚ɵF΢(li)ֹ΢L(zhng)ۼɈF(tun)         

          2Q___________    

          򣮮a(chn)Ʒzy(c)

          һԙzy(c)a(chn)ƷFԪ؃r(ji)B(ti)zy(c)

          ԇҪУ3mol/L0.1mol/LcҺ20%軯Һ0.01mol/LԸiҺˮ Ʒx

          3Ո(qng)xԇ±

          E

          F(xin)Y(ji)Փ

          1

                                        

          2

          ȡa(chn)ƷԇмmE1̎ҺܽҺ

          wܽҺʜ\Sɫ

          3

          ȡE2ҺԇУμӎ׵20%軯Һʎ

            a(chn)ƷFe3+

          4

                                           

                a(chn)ƷFe2+

          y(c)

          Qȡ23.2gƷڟӟкϡܽӟ裬wȫܽҺм10.0 g~۳ַ(yng)^(gu)Vϴʣw3.6gȡVҺwe1/10ÝȞ0.200 molL1KMnO4ζKc(din)r(sh)KMnO4Һwe29.80mL

          (4)a(chn)ƷFe3+Fe2+|(zh)֮Ȟ        

          IIIY(ji)ӑՓ

          5a(chn)ƷFe3+Fe2+|(zh)֮Դ21Ŀԭ            

           

          鿴𰸺ͽ>>

          ĿлW(xu) (li)Դ2011ýKʡиĴ{(dio)Мy(c)ԇW(xu)ԇ (sh)(yn)}

          12֣F{΢Ϳī[ϡӛ늘O߻ȶI(lng)(sh)(yn)ҿµķ(li)Ƃ@NϲM(jn)Йzy(c)
          Ƃ

          1ܽ⡢вͨ뵪?d)Ѓɂ(g)ãͨ^(gu)ڷ(yng)^(gu)ͨwγ΢͚ɵF΢(li)ֹ΢L(zhng)ۼɈF(tun)        
          2Q___________   
          򣮮a(chn)Ʒzy(c)
          һԙzy(c)a(chn)ƷFԪ؃r(ji)B(ti)zy(c)
          ԇҪУ3mol/Lᡢ0.1mol/LcҺ20%軯Һ0.01mol/LԸiҺˮƷx
          3Ո(qng)xԇ±

          E

          F(xin)Y(ji)Փ
          1
                                        

          2
          ȡa(chn)ƷԇмmE1̎ҺܽҺ
          wܽҺʜ\Sɫ
          3
          ȡE2Һԇμӎ׵20%軯Һʎ
            a(chn)ƷFe3+
          4
                                           
               a(chn)ƷFe2+
          y(c)
          Qȡ23.2gƷڟӟкϡܽӟᡢwȫܽҺм10.0 g~۳ַ(yng)^(gu)Vϴʣw3.6 gȡVҺwe1/10ÝȞ0.200 molL1KMnO4ζKc(din)r(sh)KMnO4Һwe29.80mL
          (4)a(chn)ƷFe3+Fe2+|(zh)֮Ȟ        
          IIIY(ji)ӑՓ
          5a(chn)ƷFe3+Fe2+|(zh)֮Դ21Ŀԭ            

          鿴𰸺ͽ>>

          ĿлW(xu) (li)Դ2010-2011W(xu)꽭KʡиĴ{(dio)Мy(c)ԇW(xu)ԇ (sh)(yn)}

          12֣F{΢Ϳī[ӛ늘O߻ȶI(lng)(sh)(yn)ҿµķ(li)Ƃ@NϲM(jn)Йzy(c)

          Ƃ

          1ܽвͨ뵪?d)Ѓɂ(g)ãͨ^(gu)ڷ(yng)^(gu)ͨwγ΢͚ɵF΢(li)ֹ΢L(zhng)ۼɈF(tun)          

          2Q___________   

          򣮮a(chn)Ʒzy(c)

          һԙzy(c)a(chn)ƷFԪ؃r(ji)B(ti)zy(c)

          ԇҪУ3mol/L0.1mol/LcҺ20%軯Һ0.01mol/LԸiҺˮ Ʒx

          3Ո(qng)xԇ±

          E

          F(xin)Y(ji)Փ

          1

                                        

          2

          ȡa(chn)ƷԇмmE1̎ҺܽҺ

          wܽҺʜ\Sɫ

          3

          ȡE2Һԇμӎ׵20%軯Һʎ

            a(chn)ƷFe3+

          4

                                           

                a(chn)ƷFe2+

          y(c)

          Qȡ23.2gƷڟӟкϡܽӟwȫܽҺм10.0 g~۳ַ(yng)^(gu)Vϴ졢ʣw3.6 gȡVҺwe1/10ÝȞ0.200 molL1KMnO4ζKc(din)r(sh)KMnO4Һwe29.80mL

          (4)a(chn)ƷFe3+Fe2+|(zh)֮Ȟ        

          IIIY(ji)ӑՓ

          5a(chn)ƷFe3+Fe2+|(zh)֮Դ21Ŀԭ             

           

          鿴𰸺ͽ>>

          ͬ(x)(c)