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        1. Ӣҽ̾W(wng) > лW > }ĿԔ

          }ĿijWСMϡ͚cҺ̽AкͷrÔ(sh)ֻyßҺpH׃DDʾf_ǣ
          A.DccʾҺʉA
          B.DacʾҺе|(zh)Na2SO4NaOH
          C.􌢌еϡĞ|(zh)|(zh)֔(sh)ͬϡ}ǡȫrϡ}|(zh)Сϡ
          D.acbcpH׃^C͉Al(f)кͷ

          𰸡BCD
          ⣺ AccpHС7Һ@e`
          Ba(chn)cpH7Һ@AҺе|(zh)c͚c_
          C

          NaOH+

          HCl

          T

          NaCl+

          H2O

          40

          36.5

          80

          73

          2NaOH+

          H2SO4

          T

          Na2SO4+

          2H2O

          80

          98

          􌢌еϡĞ|(zh)|(zh)֔(sh)ͬϡ}ǡȫrϡ}|(zh)Сϡᣬ_
          DabcpHֵ׃ǏĴ7uĜpС7f͉Al(f)кͷ_
          xBCD
          c}Ҫкͷ䑪õP(gun)֪RcҪкͷcA}ˮķ_}

          ϵд
          P(gun)}

          ĿлW Դ

          }Ŀϵİl(f)F(xin)ʹý(jng)vˏʯ~FXĴҎ(gu)ģʹõḶՈش
          1҇ʹõĺϽ
          2҇Ýұ~ćңīIӛdđ~FcđˮCuSO4@~Fc~ҺĻWʽ
          3нٵVÁퟒF_xǰĸ
          A.~VCu2O
          B.FVFe2O3
          C.ܛiVMnO2
          419oXİl(f)F(xin)늽֦g(sh)đãˆDXVXa(chn)̣
          F(xin)кAl2O351%XV200t(jng)ƵXt O(sh)XԪһpʧ10%ӋY(ji)_С(sh)cһλ

          鿴𰸺ͽ>>

          ĿлW Դ

          }Ŀȥ|(zh)еs|(zh)xõԇ_( )

          x

          |(zh)̖(ni)s|(zh)

          ԇ

          A

          CO2wCO

          ^

          B

          Fe2O3Fe

          }

          ^V

          C

          FeSO4ҺCuSO4

          \

          ^V

          D

          O2H2O

          ϴ


          A.A
          B.B
          C.C
          D.D

          鿴𰸺ͽ>>

          ĿлW Դ

          }ĿД(sh)(j)|(zh)pHгʉAԵǣ
          A.Һw9.5~10.5
          B.}֭3.3~5.2
          C.֭2.0~3.0
          D.uͣ4.0~5.0

          鿴𰸺ͽ>>

          ĿлW Դ

          }ĿЌ򞷽һ_Ŀĵ( )

          x

          Ŀ

          򞷽

          A

          zһƿwǷCO2

          ǵľlƿ

          B

          beNaClҺϡ}

          μӟoɫ̪Һ

          C

          x̼c͚cĻ

          ^}Һ^V

          D

          C|(zh)ȼl֮һǜض_c

          Ìܷքeʽ]ڟˮˮеİͨ


          A.A
          B.B
          C.C
          D.D

          鿴𰸺ͽ>>

          ĿлW Դ

          }Ŀ(j)Dش}
          1ҳϡ}ʯʯȡ̼ԓĻWʽ xõİl(f)bǣĸͬ z̼ǷռMķ
          2ҳý\ϡᷴȡbÞ  ԓĻWʽ

          鿴𰸺ͽ>>

          ĿлW Դ

          }Ŀúˮȡ}^DʾشP(gun)}
          1һ|(zh)ĺˮͨ^Aˮ뵽l(f)ڛ]Y(ji)֮ǰl(f)^l(f)Ȼc|(zh)׃򡰜pС
          2}кеys|(zh)ڌͨ^ܽ⡢^Vl(f)Ȳȥ@Щжõв÷քe
          3Ȼcw100g|(zh)֔(sh)6%ȻcҺ ƕr漰Œ򞲽E
          AQȡ BӋ Cܽ DbƿN˺
          _Č򞲽Eĸ
          ڌõ100g|(zh)֔(sh)6%ȻcҺ׃|(zh)֔(sh)16%ȻcҺҪټNaCl|(zh)gӋY(ji)_0.1

          鿴𰸺ͽ>>

          ĿлW Դ

          }ĿЇƌWg(sh)~ίTѴ_116̖ԪLvQW֪һNWԭӵӔ(sh)173P(gun)ԓԭӵfe`ǣ
          A.|(zh)Ӕ(sh)116
          B.늺ɔ(sh)116
          C.Ӕ(sh)173
          D.ԭ|(zh)289

          鿴𰸺ͽ>>

          ĿлW Դ

          }ĿЈDʾеP(gun)_ǣ
          A.}ˮ^V
          B.μҺw
          C.ȼľƾӾƾ
          D.ȡҺw

          鿴𰸺ͽ>>

          ͬԴ