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        1. ijW(xu)dȤСMһƿȻccwƷM(jn)DʾČ(sh)(yn)

          Ո(j)ϢӋ(j)㣨Y(ji)С(sh)c(din)λ

          1(yng)ɳ|(zh)      g

          2Ʒc|(zh)

          3VҺȻc|(zh)?jn)?sh)

           

          𰸡

          111.65    27.1g    36.25%

          ԇ}1(j)|(zh)غ㶨(yng)ɳ|(zh)10g+87g+54.65g140g=11.65g

          ʴ𰸞飺11.65

          2⣺O(sh)Ʒc|(zh)x(yng)ɵȻc|(zh)y

          Na2SO4+BaCl2=BaSO4+2NaCl

          142           233     117

          x            11.65 g   y

          142233=x11.65gx=7.1g                 

          3233117=11.65gyy=5.85g

          VҺȻc|(zh)=10.00g7.1g+5.85g=8.75g

          VҺȻc|(zh)?jn)?sh)飺100%=6.25%

          𣺣2Ʒc|(zh)7.1g3VҺȻc|(zh)?jn)?sh)6.25%

          c(din)(j)W(xu)(yng)ʽӋ(j)㣮

          c(din)u(png)}y^ҪԻW(xu)ʽӋ(j)A(ch)ͬr(sh)ҺȷӋ(j)}@ӵ}Ŀһֱпğc(din)ҪB(yng)W(xu)ľCϷӋ(j)

           

          (x)ϵд
          P(gun)(x)}

          ĿлW(xu) Դ

          2013?όijW(xu)dȤСMһƿȻccwƷM(jn)DʾČ(sh)(yn)

          Ո(j)ϢӋ(j)㣨Y(ji)С(sh)c(din)λ
          1(yng)ɳ|(zh)
          11.65
          11.65
          g
          2Ʒc|(zh)
          3VҺȻc|(zh)?jn)?sh)

          鿴𰸺ͽ>>

          ĿлW(xu) Դ }

          ijW(xu)dȤСMһƿȻccwƷM(jn)DʾČ(sh)(yn)

          Ո(j)ϢӋ(j)㣨Y(ji)С(sh)c(din)λ
          1(yng)ɳ|(zh)______g
          2Ʒc|(zh)
          3VҺȻc|(zh)?jn)?sh)

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          ijУW(xu)dȤСMһƿȻccwƷM(jn)ˆDʾČ(sh)(yn)

          Ո(j)ϢӋ(j)㣨Y(ji)С(sh)c(din)λ

          1(yng)ɳ|(zh)_________g

          2Ʒc|(zh)

          3Ȼc|(zh)?jn)?sh)

          鿴𰸺ͽ>>

          ĿлW(xu) Դ2013VʡόпW(xu)ԇ棩 }

          ijW(xu)dȤСMһƿȻccwƷM(jn)DʾČ(sh)(yn)

          Ո(j)ϢӋ(j)㣨Y(ji)С(sh)c(din)λ
          1(yng)ɳ|(zh)______g
          2Ʒc|(zh)
          3VҺȻc|(zh)?jn)?sh)

          鿴𰸺ͽ>>

          ͬ(x)Դ