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        1. ijW(xu)W(xu)n(dng)СMͬW(xu)ȡˮˮpHӋ(j)y(c)pHăxÿ׷犜y(c)һpH䔵(sh)(j)±ʾ

          y(c)r(sh)g  505    510    515    520    525    530

          Ph 4.95  4.94  4.94  4.88  4.86  4.85

          1ˮ__________ǡ򡰲ǡڜy(c)ĕr(sh)g(ni)ˮ_________(qing)򡰜p

          2(jng){(dio)@һ؅^(q)һ(g)Sa(chn)^(gu)Юa(chn)һ(g)像S@ЩSʹõȼҪúúкԪأ⣬@һ؅^(q)ȼҪҲú߀Һʯ͚⡣ԇ@һ؅^(q)Ҫԭʲô?J(rn)鑪(yng)ȡʲôʩ?

           

          𰸣

          1(qing)2I(y)a(chn)ȼȼr(sh)Ҫa(chn)(du)ȾI(y)U⽛(jng)̎ŷMʹÃ(yu)|(zh)ȼ

           


          ʾ


          (x)(c)ϵд
          P(gun)(x)}

          ĿлW(xu) (li)Դ

          29ijW(xu)УW(xu)n(dng)СM(du)~ƷPܸܺdȤ(jng)Y֪~PҪɷljAʽ̼~׷Q(chng)~GW(xu)ʽ
          Cu2OH2CO3?c)̽аl(f)F(xin)~Gܟֽ󣬳ɶ̼ˮԇ߀һЩɫĩw˸˽@NɫĩССȜ(zhn)ͨ^(gu)(sh)(yn)̽M(jn)һɫwĽM(yn)Ca(chn)Ěw
          1(wn)}ɫwʲô
          2cO(sh)

          3O(sh)Ӌ(j)(sh)(yn)
          ԇеĺɫwμ
          H2SO4HClHNO3Ҳɣ
          W(xu)ʽҺַ(yng)^wܽrҺɫ
          4F(xin)cY(ji)Փ
          ССȽ(jng)^(gu)(sh)(yn)֮oԼIJ  _u(png)r(ji)IJ_Ԓ(hu)(sh)(yn)F(xin)(yng)飺
          ɫĩܽҺɟo(w)ɫ׃{(ln)ɫ

          5Dʾb(yn)CɷNwo(w)ˮ ~ˮ׃{(ln)(yng)ɵĻϚwͨ^(gu)
          B
          bã(dng)wͨbAM(jn)(yn)C(yng)
          a
          ͨ룮

          鿴𰸺ͽ>>

          ĿлW(xu) (li)Դ2012-2013W(xu)ʡпģMW(xu)ԇ棩 ̽}

          ijW(xu)W(xu)n(dng)СM(du)~ƷPܸܺdȤ(jng)Y֪~PҪɷljAʽ̼~׷Q(chng)~GW(xu)ʽ

          Cu2OH2CO3?c)̽аl(f)F(xin)~Gܟֽ󣬳ɶ̼ˮԇ߀һЩɫĩw˸˽@NɫĩССȜ(zhn)ͨ^(gu)(sh)(yn)̽M(jn)һɫwĽM(yn)Ca(chn)Ěw

          1(wn)}ɫwʲô

          2cO(sh)

          3O(sh)Ӌ(j)(sh)(yn)

          ԇеĺɫwμ       W(xu)ʽҺַ(yng)^wܽrҺɫ

          4F(xin)cY(ji)Փ

          ССȽ(jng)^(gu)(sh)(yn)֮󣬶oԼIJ  _u(png)r(ji)IJ_Ԓ(hu)(sh)(yn)F(xin)(yng)飺                                   

          5Dʾb(yn)CɷNwo(w)ˮ ~ˮ׃{(ln)(yng)ɵĻϚwͨ^(gu)Bb(dng)wͨbAM(jn)(yn)C(yng)   ͨ룮

           

           

          鿴𰸺ͽ>>

          ĿлW(xu) (li)Դ }

          ijW(xu)W(xu)n(dng)СM(du)~ƷPܸܺdȤ(jng)Y֪~PҪɷljAʽ̼~׷Q(chng)~GW(xu)ʽ
          Cu2OH2CO3?c)̽аl(f)F(xin)~Gܟֽ󣬳ɶ̼ˮԇ߀һЩɫĩw˸˽@NɫĩССȜ(zhn)ͨ^(gu)(sh)(yn)̽M(jn)һɫwĽM(yn)Ca(chn)Ěw
          1(wn)}ɫwʲô
          2cO(sh)

          3O(sh)Ӌ(j)(sh)(yn)
          ԇеĺɫwμ______W(xu)ʽҺַ(yng)^wܽrҺɫ
          4F(xin)cY(ji)Փ
          ССȽ(jng)^(gu)(sh)(yn)֮󣬶oԼIJ_u(png)r(ji)IJ_Ԓ(hu)(sh)(yn)F(xin)(yng)飺______
          5Dʾb(yn)CɷNwo(w)ˮ ~ˮ׃{(ln)(yng)ɵĻϚwͨ^(gu)______b(dng)wͨbAM(jn)(yn)C(yng)______ͨ룮

          鿴𰸺ͽ>>

          ĿлW(xu) (li)Դ2013ʡпW(xu)ģMԇһ棩 }

          ijW(xu)W(xu)n(dng)СM(du)~ƷPܸܺdȤ(jng)Yϣ֪~PҪɷljAʽ̼~׷Q(chng)~GW(xu)ʽ
          Cu2OH2CO3?c)̽аl(f)F(xin)~Gܟֽ󣬳ɶ̼ˮԇ߀һЩɫĩw˸˽@NɫĩССȜ(zhn)ͨ^(gu)(sh)(yn)̽M(jn)һɫwĽM(yn)Ca(chn)Ěw
          1(wn)}ɫwʲô
          2cO(sh)

          3O(sh)Ӌ(j)(sh)(yn)
          ԇеĺɫwμ______W(xu)ʽҺַ(yng)^wܽrҺɫ
          4F(xin)cY(ji)Փ
          ССȽ(jng)^(gu)(sh)(yn)֮oԼIJ  _u(png)r(ji)IJ_Ԓ(hu)(sh)(yn)F(xin)(yng)飺______
          5Dʾb(yn)CɷNwo(w)ˮ ~ˮ׃{(ln)(yng)ɵĻϚwͨ^(gu)______b(dng)wͨbAM(jn)(yn)C(yng)______ͨ룮

          鿴𰸺ͽ>>

          ĿлW(xu) (li)Դ2011ʡпW(xu)ģMԇһ棩 }

          ijW(xu)W(xu)n(dng)СM(du)~ƷPܸܺdȤ(jng)Y֪~PҪɷljAʽ̼~׷Q(chng)~GW(xu)ʽ
          Cu2OH2CO3?c)̽аl(f)F(xin)~Gܟֽ󣬳ɶ̼ˮԇ߀һЩɫĩw˸˽@NɫĩССȜ(zhn)ͨ^(gu)(sh)(yn)̽M(jn)һɫwĽM(yn)Ca(chn)Ěw
          1(wn)}ɫwʲô
          2cO(sh)

          3O(sh)Ӌ(j)(sh)(yn)
          ԇеĺɫwμ______W(xu)ʽҺַ(yng)^wܽrҺɫ
          4F(xin)cY(ji)Փ
          ССȽ(jng)^(gu)(sh)(yn)֮oԼIJ  _u(png)r(ji)IJ_Ԓ(hu)(sh)(yn)F(xin)(yng)飺______
          5Dʾb(yn)CɷNwo(w)ˮ ~ˮ׃{(ln)(yng)ɵĻϚwͨ^(gu)______b(dng)wͨbAM(jn)(yn)C(yng)______ͨ룮

          鿴𰸺ͽ>>

          ͬ(x)(c)