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        1. }ĿijW(xu)(dng)СM̽ٵķ(yng)Ҏ(gu)ɣ
          ̽һҜؗlM(jn)Dʾ(sh)(yn)ԇ܃(ni)VFƬĥΠСͬͬr(sh)|(zh)͵ȝȵϡᣮ
          1ڼbõˮе23μtīˮĿ
          2bз(yng)̞
          3^(gun)쵽bЮa(chn)ʱbÿF(xin)r(sh)CVĽٻ(dng)ԱFď(qing)
          4(sh)(yn)õĽپ^(gu)tbЮa(chn)H2|(zh)ڡСڡ򡰵ڡbЮa(chn)H2|(zh)

          5̽~၆FĻҺмһVַۣ(yng)^(gu)V?yn)VĹwеμϡ](mi)Кݮa(chn)Д_
          A.VĹwһ~
          B.VĹwܺFV
          C.VҺпܺ~
          D.VҺһV၆F

          𰸡
          1ʹF(xin)
          2Fe+H2SO4=FeSO4+H2
          3L(zhng)i©Һеĸ
          4
          5A,C,D
          ⣺1tīˮˮׅ^(q)ȟo(w)ɫˮЧ@^(gun)죬ʴ飺ʹF(xin)2Fcᷴ(yng)၆F͚ʴ飺Fe+H2SO4=FeSO4+H23ǰĽٻ(dng)ԏ(qing)Ľcᷴ(yng)a(chn)ٶȿ(dng)ԏ(qing)Ľܰѻ(dng)ԱĽ?gu)}ҺÓQ(li)VFVcᷴ(yng)a(chn)wٶȿʴ飺L(zhng)i©Һеĸߣ4^(gu)ɚĶپQͬ˷ųĚ|(zh)Ҳ5(j)ٻ(dng)֪VFF~ԼVۣVۺ~Һ(yng)ÓQ|(zh)~V^m(x)၆F(yng)ÓQF?yn)VĹwеμϡ](mi)Кݮa(chn)f(shu)wвкϡᷴ(yng)Ľʴ飺ACD
          Դǣ1ʹF(xin)2Fe+H2SO4=FeSO4+H23L(zhng)i©Һеĸ 45ACD
          c(din)ͨ^(gu)`\(yn)ýٲϵx(j)͕(sh)(xi)W(xu)ʽֱ_(d)ʽxʽպɫ٣ָͨFitĺϽؽ٣~\Uɫp٣cVXȣɫ٣ָͨɫע⣺aƽ bl c̖(ho)Խ}

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

          ĿлW(xu) (li)Դ

          }ĿijȼԚwȲC2H2ϩC2H4һ̼еһN׷NMɣ֪7gԓwгȼ22g̼9gˮнY(ji)Փ_ǣ
          A.ԓwһ̼
          B.ԓwϩ
          C.ԓwȲϩ
          D.ԓwȲ

          鿴𰸺ͽ>>

          ĿлW(xu) (li)Դ

          }ĿS~ZnҪԪص~ϽS~мsZn7%ZnO31%Cu50%CuO5%s|(zh)̎S~ɵõ\Ҫ£s|(zh)ˮc(yng)
          1EЮa(chn)wĻW(xu)(yng)(yng)(xi)(li)ͣ
          2ҺAеĽ(yng)xW(xu)ʽ
          3EоIJQ(chng)  ˲ͲEеl(f)ҪõIJx
          4ҺA|(zh)ڡСڡ򡰵ڡҺC|(zh)ԭ

          鿴𰸺ͽ>>

          ĿлW(xu) (li)Դ

          }Ŀȫ(wn)}ݺҕf(shu)ϰȫҪǣ

          A. M(jn)δ_(ki)IJ˽ǰ(sh)(yn)

          B. ùI(y)}c{(dio)ʳ

          C. ҃(ni)̿ȡůr(sh)P(gun)]T(mn)

          D. ù׃ϴɃʳ

          鿴𰸺ͽ>>

          ĿлW(xu) (li)Դ

          }ĿijW(xu)dȤСMW(xu)(x)˚wȡռ󣬌(du)P(gun)֪R(sh)M(jn)пY(ji)Ո(qng)һc(ni)ݣ
          1(xi)ЃxQ(chng)ab
          2Ո(qng)(xi)bAȡ⻯W(xu)ʽ Ebռ⣬t⑪(yng)ͨ루cd
          3bBCÁ(li)ȡ̼bC(du)bBڲă(yu)(sh)
          4ӟ̼cNaHCO3w(li)ȡCO2(yng)xõİl(f)bÞ FռCO2y(c)ɵCO2wweˮϷһֲĿ  ֲϷԭеĿ՚⌦(du)(sh)(yn)Y(ji)С򡰟o(w)@Ӱ푣

          鿴𰸺ͽ>>

          ĿлW(xu) (li)Դ

          }ĿwˎƷͨ________Ҋ(jin)׷ֽ|(zh)(yng)________ʣˎƷ________________________Ҫ________

          鿴𰸺ͽ>>

          ĿлW(xu) (li)Դ

          }Ŀ̼̼ɷNԪؽMɣ@ɷNԪصı|(zh)^(q)eǣ

          A. |(zh)Ӕ(sh)ͬ

          B. Ӕ(sh)ͬ

          C. Ӕ(sh)ͬ

          D. Ӕ(sh)ͬ

          鿴𰸺ͽ>>

          ĿлW(xu) (li)Դ

          }ĿP(gun)ڏ(f)ֽⷴ(yng)f(shu)һ_ǣ

          A. (yng)͉A B. S@F(xin)

          C. D. Ԫػσr(ji)׃

          鿴𰸺ͽ>>

          ĿлW(xu) (li)Դ

          }ĿϵˮԸNͬʽֲںꑵwɹ҂ֱõˮҪ()

          A. ˮ^ĵµˮw

          B. ˮwˮ

          C. ˮwˮˮ

          D. ˮˮˮ^\ĵµˮ

          鿴𰸺ͽ>>

          ͬ(x)(c)