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        1. 19ijꡱy(c)СMͬW(xu)ȡˮˮpH̽^y(c)pHăxÿ׷犜y(c)һpH䔵(sh)(j)Ҋ(jin)±
          y(c)r(sh) 505 510 515 520 525 530
          pH 4.95 4.94 4.94 4.88 4.86 4.85
          1(j)W(xu)P(gun)֪R(sh)Ɯy(c)ˮpH
          7=@NpHԭ
          ՚CO2ˮܽCO2γ̼

          2(j)ϔ(sh)(j)ДˮǷ顰ꡱǻ

          3(jng){(dio)飬@һ؅^(q)һ(g)Sa(chn)^(gu)Юa(chn)SO2һ(g)像S@ЩSʹõȼҪúSa(chn)SO2úȼa(chn)SO2ܽˮγ꣮ʩˮ̫ܺ(yng)ܵԴ?q)Sa(chn)ďUͨcҺУ䷴(yng)ĻW(xu)ʽ
          2NaOH+SO2TNa2SO3+H2O
          (j)ˮPHДˮǷ(j)(yng)P|(zh)غ㶨ɿԕW(xu)ʽ
          ⣺1?yn)՚кж̼̼ˮ̼ᣬ̼@ԏĶʹˮPHС7՚CO2ˮܽCO2γ̼ᣮ
          2(dng)ҺPH5.6r(sh)Q꣮ɱД(sh)(j)֪ˮ꣮ǣ
          3͚c(yng)ɁcˮW(xu)ʽ飺2NaOH+SO2TNa2SO3+H2O
          c(din)u(png)}ֻп˻W(xu)ʽĕˮ귽Дȷă(ni)ݣ
          (x)(c)ϵд
          P(gun)(x)}

          ĿлW(xu) (li)Դ

          19ijУꡱy(c)СMͬW(xu)ȡˮˮӣpH̽^y(c)pHăxÿ׷犜y(c)һpH䔵(sh)(j)Ҋ(jin)±
          y(c)r(sh) 505 510 515 520 525 530
          pH 4.95 4.94 4.94 4.88 4.86 4.85
          1(j)W(xu)P(gun)֪R(sh)Ɯy(c)ˮpH
          7=@NpHԭ
          ՚CO2ˮܽCO2γ̼

          2(j)ϔ(sh)(j)ДˮǷ顰ꡱǻ

          3(jng){(dio)@һ؅^(q)һ(g)Sa(chn)^(gu)Юa(chn)SO2һ(g)像S@ЩSʹõȼҪúSa(chn)SO2úȼa(chn)SO2ܽˮγ꣮ʩˮ̫ܺ(yng)ܵԴ?q)Sa(chn)ďUͨcҺ䷴(yng)ĻW(xu)ʽ
          SO2+2NaOHTNa2SO3+H2O

          鿴𰸺ͽ>>

          ĿлW(xu) (li)Դ

          21ijꡱy(c)СMͬW(xu)ȡˮˮpH̽^y(c)pHăxÿ״Μy(c)һpH䔵(sh)(j)Ҋ(jin)±

          1(j)W(xu)֪R(sh)Ɯy(c)ˮpH
          7=@NpHԭ
          ՚кеĶ̼ܺˮ(yng)̼̼@

          2(j)ϔ(sh)(j)ДˮǷ顰ꡱ
          ʲô
          ?yn)ˮPHС5.6

          3(jng){(dio)@һ؅^(q)һ(g)Sa(chn)^(gu)Юa(chn)SO2һ(g)像S@ЩSʹõȼҪúԇ@һ؅^(q)ꡱҪԭ
          Sa(chn)^(gu)Юa(chn)Ķúȼa(chn)Ķܺˮ(yng)@Ե|(zh)Ķγ
          J(rn)ԲȡЩЧʩp@һ؅^(q)ġꡱٴɗl
          坍ȼ
          
          a(chn)ďU̎ŷ

          Ո(qng)f(shu)ˮpHڜy(c)r(sh)g(ni)l(f)׃ԭ
          ˮͶ򷴑(yng)ɁܱԸ(qing)

          鿴𰸺ͽ>>

          ĿлW(xu) (li)Դ

          9ijꡱy(c)СMͬW(xu)ȡˮˮpH̽^y(c)pHăxÿ״Μy(c)һpH䔵(sh)(j)Ҋ(jin)±
          y(c)r(sh)g 310 315 320 325 330 335 340
          pH 4.95 4.95 4.94 4.88 4.86 4.85 4.84
          1(j)W(xu)֪R(sh)Ɯy(c)ˮpH
          7=@NpHԭ
          ՚еĶ̼ˮɵ

          2(j)ϔ(sh)(j)ДˮǷ顰ꡱ

          3(jng){(dio)@һ؅^(q)һ(g)Sa(chn)^(gu)Юa(chn)SO2һ(g)像S@ЩSʹõȼҪúԇ@һ؅^(q)ꡱҪԭ
          Sa(chn)^(gu)еĮa(chn)Ķ@ЩSʹõȼúȼa(chn)Ķɵ
          J(rn)ԲȡЩЧʩp@һ؅^(q)ġꡱٴɗl
          ʹÓú
          SųďU̎ŷ

          鿴𰸺ͽ>>

          ĿлW(xu) (li)Դ

          ijУꡱy(c)СMͬW(xu)ȡˮˮpH̽^y(c)pHăxÿ犜y(c)һpH䔵(sh)(j)Ҋ(jin)±
          y(c)r(sh)g 310 315 320 325 330 335 340
          pH 4.95 4.95 4.94 4.88 4.86 4.85 4.84
          1(j)W(xu)֪R(sh)Ɯy(c)ˮpH7@NpHԭ
          ՚еĶ̼ˮ̼
          ՚еĶ̼ˮ̼

          2(j)ϔ(sh)(j)ДˮǷ顰ꡱ

          鿴𰸺ͽ>>

          ͬ(x)(c)