日韩亚洲一区中文字幕,日韩欧美三级中文字幕在线,国产伦精品一区二区三区,免费在线欧美性爱链接

      1. <sub id="o5kww"></sub>
        <legend id="o5kww"></legend>
        <style id="o5kww"><abbr id="o5kww"></abbr></style>

        <strong id="o5kww"><u id="o5kww"></u></strong>
        1. }ĿijW(xu)dȤСMNƷĦɷM{(dio)Y(ji)±

          Ʒ

          Aͯ

          B

          C͸

          Ħ

          X

          ̼}

          (1)NĦɷЌ________(W(xu)ʽͬ)cᷴ(yng)cA(yng)________

          (2)AͯĦɷcNaOHҺ(yng)xӷʽ______________________________

          (3)Ħɷֿ]BƷеμϡ}ᣬ^쵽ĬF(xin)______________________________________ԓ(yng)ĻW(xu)ʽ_______________________

          (4)C͸ĦɷSiO2ǹI(y)Ƃ侧wԭϣ䷴(yng)ԭ_______________(ûW(xu)(yng)ʽʾ)

          𰸡SiO2Al(OH)3Al(OH)3OH===AlO2H2OƷpa(chn)oɫoζwCaCO32HCl===CaCl2CO2H2OSiO22CSi2CO

          (1)cA(yng)}ˮNĦɷЌSiO2Իcᷴ(yng)cA(yng)ԞAl(OH)3

          (2)XcNaOHҺ(yng)ƫXcˮxӷʽAl(OH)3OH=AlO2H2O

          (3)̼}cϡ}ᷴ(yng)ɶ̼wW(xu)ʽCaCO32HCl=CaCl2CO2H2O

          (4)CͶڸߜ·(yng)ɹһ̼W(xu)ʽSiO22CSi2CO

          (x)ϵд
          P(gun)(x)}

          ĿлW(xu) Դ

          }Ŀ(j)DشІ}

          1Abռѕr_________________________

          2ռȼ߀򼯚ƿ(ni)mcҺĿ_______________________ûW(xu)ʽʾ

          3ȡ̼Bbռtw(yng)________M룬ȡĶ̼гȻwcˮʹCDbÌs|(zh)ȥtb_B_____________CDbö˿ĸʾ

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }ĿAʢ0.1 molL1H2SO4ҺBʢ0.1 molL1CuCl2Һ(ɷNҺ)MɵbDʾf_()

          A. Aԭ늳B

          B. A늽Bԭ늳

          C. (dng)AЮa(chn)0.1 molwrBЮa(chn)w|(zh)Ҳ0.1 mol

          D. (jng)^һΕrgAҺpH

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }ĿH2߀ԭWO3ƂWbDʾZns|(zh)ԛ]ʳҺ⣩f_

          A. ڡʢbKMnO4ҺH2SO4ԛ]ʳҺ

          B. ʽtӟǰԇڢ̎ռwcȼͨ^•Дw

          C. Y(ji)(yng)rP(gun)]Kֹͣӟ

          D. bQհl(f)Ҳڶic}ᷴ(yng)ƂȚ

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }ĿP(gun)Ԫڱf_

          A. IA ԪضǽԪ

          B.ͬԪڢA ԪԭӰ돽С

          C.ϡКwԪԭӵӔ(sh) 8

          D.Ԫڱ 7 18

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }ĿОзϰȫҪǣ
          A.MúVrû
          B.(ji)g_韵ďVȼş
          C.cȼĻҺƿڙzǷ©
          D.rˮϡ

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }ĿxcֻͬܵҺwõķǣ
          A.^V
          B.s
          C.ȡ
          D.Һ

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }Ŀf_ǣ
          A.1 mol O2|(zh)32g/mol
          B.٤_(sh)Ĝʴ_ֵ6.021023
          C.CO2Ħ|(zh)44g/mol
          D.س22.4L⺬1 molԭ

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }ĿKYġՄ@ӵӛdtժδÿ@ľöÚ⼴l(f)oζլF(xin)Ƽ^cԓеָ

          A.ÓB.ϩC.LD.

          鿴𰸺ͽ>>

          ͬ(x)Դ