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        1. W(xu)W(xu)dȤСMyһTSԭFF|(zh)֔(sh)ڌҌ8.7gFƷУ50gϡǡȫ(yng)(s|(zh)ӷ(yng))(yng)Qßʣ|(zh)Ŀ|(zh)58.4g

          (1)a(chn)|(zh)Ƕ

          (2)ԓFƷF|(zh)֔(sh)(Y(ji)һλС(sh))

          (1)(yng)a(chn)Ě|(zh)=(8.7g+50g)-58.4g=0.3g

          (2)O(sh)8.7gFƷкF|(zh)x

          Fe + H2SO4 = FeSO4 + H2

          56                 2

              x                 0.3g

             56 2 = x 0.3g

               x=8.4g

          ԓFƷF|(zh)֔(sh)=96.6%

          ԓFƷF|(zh)֔(sh)96.6%

          (x)ϵд
          P(gun)(x)}

          ĿлW(xu) Դ x

          2007?ģijͻվʹõȼҪúijW(xu)W(xu)dȤСMоU⌦߅h(hun)ӰM˶෽ČӛһЩMh
          1ռ؅^(q)ijˮMМyԇpHs5yûվ߅pHs6ʲݞԓ؅^(q)Ҫ(jng)֮һ±
          С Ͳ ʲ
          mLpH 5.5605 5.86.7 6.07.0 7.28.5
          AԿ]Jԓ؅^(q)߀m˷Nֲʲ݆fɣ
          mˣʲm˷NֲډA؅^(q)ѳԣ
          mˣʲm˷NֲډA؅^(q)ѳԣ

          2ԓУdȤСMʯҁУ@Ч@СͬW(xu)ʯ׃|(zh)ǴһO(sh)Ӌ򞷽ȡƷMЌCʯҴ_Ѳ׃|(zh)ՈһɌ森
          [?zi)]
          CʯҘƷ׃|(zh)
          [x]
          z^ιܣ
          ԇܣ
          ԇܣ

          [ˎƷ]
          ˮ̪ԇҺ
          ϡ}
          ϡ}

          []
          򞲽E F(xin) Y(ji)Փ
           
          ȡƷԇˮʎoȡόҺ̪ҺȡƷڟУˮòo
          ȡƷԇˮʎoȡόҺ̪ҺȡƷڟˮò裬o
           
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          Һ׃tɫ

           
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          Кݮa(chn)
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          P(gun)(yng)ĻW(xu)ʽ飺
          CaCO3+2HClTCaCl2+H2O+CO2
          CaCO3+2HClTCaCl2+H2O+CO2
               
          3ԓСMijɆTՈվһlpُU⌦߅h(hun)ȾĽO(sh)Ҋ
          U⽛(jng)̎ŷ
          U⽛(jng)̎ŷ

          鿴𰸺ͽ>>

          ĿлW(xu) Դ }

          ijͻվʹõȼҪúijW(xu)УW(xu)dȤСMоU⌦߅h(hun)ӰM˶෽Čӛ䛣һЩMh
          1ռ؅^(q)ijˮMМyԇpHs5yûվ߅pHs6ʲݞԓ؅^(q)Ҫ(jng)֮һ±
          СͲʲ
          mLpH5.56055.86.76.07.07.28.5
          AԿ]Jԓ؅^(q)߀m˷Nֲʲ݆᣿fɣ
          ______
          2ԓУdȤСMʯҁУ@Ч@СͬW(xu)ʯ׃|(zh)ǴһO(sh)Ӌ򞷽ȡƷMЌCʯҴ_Ѳ׃|(zh)ՈһɌ森
          [?zi)]
          CʯҘƷ׃|(zh)
          [x]
          z^ι______
          [ˎƷ]
          ˮ̪ԇҺ______
          []
          򞲽EF(xin)Y(ji)Փ

          ______

          ______
          ƷК}

          ______

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          Ʒ̼}
          P(gun)(yng)ĻW(xu)ʽ飺
          ______
          3ԓСMijɆTՈվһlpُU⌦߅h(hun)ȾĽO(sh)Ҋ______

          鿴𰸺ͽ>>

          ĿлW(xu) Դ }

          ijͻվʹõȼҪúijW(xu)W(xu)dȤСMоU⌦߅h(hun)ӰM˶෽ČӛһЩMh
          1ռ؅^(q)ijˮMМyԇpHs5yûվ߅pHs6ʲݞԓ؅^(q)Ҫ(jng)֮һ±
          С Ͳ ʲ
          mLpH 5.5605 5.86.7 6.07.0 7.28.5
          AԿ]Jԓ؅^(q)߀m˷Nֲʲ݆fɣ
          ______
          2ԓУdȤСMʯҁУ@ԣЧ@СͬW(xu)ʯ׃|(zh)ǴһO(sh)Ӌ򞷽ȡƷMЌCʯҴ_Ѳ׃|(zh)ՈһɌ森
          [?zi)]
          CʯҘƷ׃|(zh)
          [x]
          z^ι______
          [ˎƷ]
          ˮ̪ԇҺ______
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          򞲽E F(xin) Y(ji)Փ
           
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          ______     
          3ԓСMijɆTՈվһlpُU⌦߅h(hun)ȾĽO(sh)Ҋ______

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          ijͻվʹõȼҪúijW(xu)W(xu)dȤСMоU⌦߅h(hun)ӰM˶෽ČӛһЩMh

            (1)ռ؅^(q)ijˮMМyԇpHs5yûվ߅pHs6ʲݞԓ؅^(q)Ҫ(jng)֮һ±

          С

          Ͳ

          ʲ

          mLpH

          5.56.5

          5.86.7

          6.07.0

          7.28.5

          AԿ]Jԓ؅^(q)߀m˷Nֲʲ݆?f

          (2)ԓУdȤСMʯҁУ@Ч@СͬW(xu)ʯ׃|(zh)ǴһO(sh)Ӌ򞷽ȡƷMЌCʯҴ_Ѳ׃|(zh)ՈһɌ档

          [?zi)]CʯҘƷ׃|(zh)

          [x]z^ι_________

          [ˎƷ]ˮ̪ԇҺ__________

            򞲽E

          F(xin)

              Y(ji)Փ

          ƷК}

          Ʒ̼}

          P(gun)(yng)ĻW(xu)ʽ飺_________________

          (3)ԓСMijɆTՈվһlpُU⌦߅h(hun)ȾĽO(sh)Ҋ

          ______________________________________________________________________

          鿴𰸺ͽ>>

          ĿлW(xu) Դ2007ꌎпW(xu)ԇ棩 }

          ijͻվʹõȼҪúijW(xu)УW(xu)dȤСMоU⌦߅h(hun)ӰM˶෽Čӛ䛣һЩMh
          1ռ؅^(q)ijˮMМyԇpHs5yûվ߅pHs6ʲݞԓ؅^(q)Ҫ(jng)֮һ±
          СͲʲ
          mLpH5.56055.86.76.07.07.28.5
          AԿ]Jԓ؅^(q)߀m˷Nֲʲ݆fɣ
          ______
          2ԓУdȤСMʯҁУ@Ч@СͬW(xu)ʯ׃|(zh)ǴһO(sh)Ӌ򞷽ȡƷMЌCʯҴ_Ѳ׃|(zh)ՈһɌ森
          [?zi)]
          CʯҘƷ׃|(zh)
          [x]
          z^ι______
          [ˎƷ]
          ˮ̪ԇҺ______
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          򞲽EF(xin)Y(ji)Փ
           
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          ______ 
           
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          Ʒ̼}
          P(gun)(yng)ĻW(xu)ʽ飺
          ______     
          3ԓСMijɆTՈվһlpُU⌦߅h(hun)ȾĽO(sh)Ҋ______

          鿴𰸺ͽ>>

          ͬ(x)Դ