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        1. }ĿijУW(xu)СMϡ͚cҺ̽Aкͷ(yng)r(sh)Ô(sh)ֻyßҺpH׃DDʾf_ǣ
          A.Dcc(din)ʾҺʉA
          B.Dac(din)ʾҺе|(zh)Na2SO4NaOH
          C.􌢌(sh)(yn)еϡĞ|(zh)|(zh)?jn)?sh)ͬϡ}ᣬǡȫ(yng)r(sh)ϡ}|(zh)Сϡ
          D.ac(din)bc(din)pH׃^C͉Al(f)кͷ(yng)

          𰸡BCD
          ⣺ Acc(din)pHС7Һ@e`
          Ba(chn)c(din)pH7Һ@AԣҺе|(zh)c͚c_
          C

          NaOH+

          HCl

          T

          NaCl+

          H2O

          40

          36.5

          80

          73

          2NaOH+

          H2SO4

          T

          Na2SO4+

          2H2O

          80

          98

          􌢌(sh)(yn)еϡĞ|(zh)|(zh)?jn)?sh)ͬϡ}ǡȫ(yng)r(sh)ϡ}|(zh)Сϡᣬ_
          Dabc(din)pHֵ׃ǏĴ7uĜpС7f͉Al(f)кͷ(yng)_
          xBCD
          c(din)}Ҫкͷ(yng)䑪(yng)õP(gun)֪Rc(din)Ҫкͷ(yng)cA}ˮķ(yng)_}

          (x)ϵд
          P(gun)(x)}

          ĿлW(xu) Դ

          }Ŀϵİl(f)F(xin)ʹý(jng)vˏʯ~FXĴҎ(gu)ģʹõḶՈش
          1҇ʹõĺϽ
          2҇Ýұ~ćңīI(xin)ӛdđ~FcđˮCuSO4(yng)@~Fc~Һ(yng)ĻW(xu)ʽ
          3нٵVÁퟒF_x(xing)ǰĸ
          A.~VCu2O
          B.FVFe2O3
          C.ܛiVMnO2
          419o(j)Xİl(f)F(xin)늽֦g(sh)đ(yng)ãˆDXVXa(chn)̣
          F(xin)кAl2O351%XV200t(jng)(yng)ƵXt O(sh)(yng)XԪһpʧ10%Ӌ(j)Y(ji)_С(sh)c(din)һλ

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }Ŀȥ|(zh)еs|(zh)xõԇ_( )

          x(xing)

          |(zh)̖(ni)s|(zh)

          ԇ

          A

          CO2wCO

          ^

          c(din)ȼ

          B

          Fe2O3Fe

          }

          ^V

          C

          FeSO4ҺCuSO4

          \

          ^V

          D

          O2H2O

          ϴ


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

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }ĿД(sh)(j)(yng)|(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(xu) Դ

          }ĿЌ(sh)(yn)һ_(d)(sh)(yn)?zi)ĵ? )

          x(xing)

          (sh)(yn)?zi)?/span>

          (sh)(yn)

          A

          z(yn)һƿwǷCO2

          ǵľlƿ

          B

          beNaClҺϡ}

          μӟoɫ̪Һ

          C

          x̼c͚cĻ

          ^}Һ^V

          D

          (yn)C|(zh)ȼl֮һǜض_(d)c(din)

          Ì(do)ܷքe(zhn)]ڟˮˮеİͨ


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

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }Ŀ(j)Dش}
          1(sh)(yn)ҳϡ}ʯʯȡ̼ԓ(yng)ĻW(xu)ʽ (yng)xõİl(f)bǣĸͬ z(yn)̼ǷռMķ
          2(sh)(yn)ҳý\ϡᷴ(yng)ȡbÞ ԓ(yng)ĻW(xu)ʽ

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }Ŀúˮȡ}^DʾشP(gun)}
          1һ|(zh)ĺˮͨ^Aˮ뵽l(f)ڛ]Y(ji)֮ǰl(f)^l(f)Ȼc|(zh)󡱡׃򡰜pС
          2}кеys|(zh)ڌ(sh)(yn)ͨ^ܽ^Vl(f)Ȳȥ@Щжõ(g)в÷քe
          3Ȼcw100g|(zh)?jn)?sh)6%ȻcҺ ƕr(sh)漰Œ(sh)(yn)E
          AQȡ BӋ(j) Cܽ DbƿN(bio)
          _Č(sh)(yn)Eĸ
          ڌõ100g|(zh)?jn)?sh)6%ȻcҺ׃|(zh)?jn)?sh)16%ȻcҺҪټNaCl|(zh)gӋ(j)Y(ji)_0.1

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }ĿЇƌW(xu)g(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(xu) Դ

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

          鿴𰸺ͽ>>

          ͬ(x)Դ