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        1. }ĿcһNdzĽ٣Ժˮֱӷ(yng)ɚc͚cúͲl(f)(yng)һСKyɫĽcͶʢsˮğУDaʾԿcKˮcˮl(f)ҷ(yng)(yng)ųğʹc۳С?x)ʹcɵĚⶼl(f)ȼ

          ʢsˮğעһЩúͶcԿcҸúͺˮĽϣDbʾͬcˮl(f)ҵķ(yng)Dzl(f)ȼ

          1cˮ(yng)ֱ_(d)ʽ___________________

          2cһNA׌oɫ̪׃?yu)tɫA(y)aеμӎ׵η̪ԇҺ(sh)(yn)пԿҺwɫ׃?yu)?/span>______ɫ

          3ڵڶ(g)(sh)(yn)cҲcˮl(f)(yng)l(f)ȼ@?yn)c͚ȼҪ____

          4ڵһ(g)(sh)(yn)cˮڵڶ(g)(sh)(yn)cҸúͺˮĽ@ɂ(g)F(xin)f____

          𰸡c+ˮc+tcܶȱˮСúʹ

          1ccˮ(yng)ɚc͚(yng)ֱ_(d)ʽc+ˮc+

          2ccˮ(yng)˚cc@Aԣʵз̪ˮҺ׃?yu)tɫ

          32(g)(sh)(yn)cˮú֮gڶߵĽ̎a(chn)Ěcc|ʲȼfc͚ȼҪc|

          4cܶȱˮСcƯˮ2(g)(sh)(yn)cʯ͵fcܶȱˮܶСú͵ܶȴ

          (x)ϵд
          P(gun)(x)}

          ĿлW(xu) Դ

          }ĿˆDչʾ˳лW(xu)еһЩҪ(sh)(yn)Ո(j)Dش}

          1(sh)(yn) A tr(sh)yY(ji)кӰ____________________

          2(sh)(yn) B ^쵽ĬF(xin)f̼ʲô|(zh)____________________

          3(sh)(yn) C ܷÁ(yn)C|(zh)غ㶨Ոfɡ____________________

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }ĿDʾxyzքeʾXYZN|(zh)ܽfe(cu)`ǣ

          A. t1r(sh)N|(zh)ܽɴСYZX

          B. t2r(sh)XYɷN|(zh)Һ|(zh)|(zh)?jn)?sh)ͬ

          C. t3r(sh)100gˮքeN|(zh)mgXYγҺ

          D. ĻZX|(zh)ȡ^Xm˲ýؽY(ji)

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }ĿЌW(xu)(sh)(yn)_

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }Ŀ5֣Vlڿ՚ȼHVV߀Vc̼(yng)һN|(zh)V

          1֪VеԪصĻσr(ji)-3r(ji)Ո㌑VĻW(xu)ʽ 

          2Vc̼(yng)ĻW(xu)ʽ

          ָԓ(yng)Ļͣ (yng)

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }Ŀ֪dzлW(xu)ҊN|(zh)N|(zh)оͬijNԪD(zhun)P(gun)ϵDʾʾһN|(zh)D(zhun)һN|(zh)ַ(yng)P(yng)lȥ

          1ҡǽMԪͬĚwұжwt׿_____W(xu)ʽD(zhun)ĻW(xu)ʽ_____

          2ͬlܶСĚwt_____W(xu)ʽD(zhun)ɱĻ(yng)_____

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }ĿD3N|(zh)ܽД_ǣ

          A. 0r(sh)NaClܽСNH4Clܽ

          B. 40r(sh)Na2 CO3Һ|(zh)|(zh)?jn)?sh)49%

          C. Na2 CO3Һ80s40r(sh)йw

          D. 80r(sh)քe|(zh)NH4ClNaClwmˮǡþҺҺ|(zh)ǰСں

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }ĿN|(zh)D(zhun)P(gun)ϵDʾʾ(yng)һ(sh)F(xin)|(zh)ͷ(yng)l ȥx(xing)܌(sh)F(xin)DʾD(zhun)

          x(xing)

          A

          H2SO4

          H2

          H2O

          B

          C

          CO

          CO2

          C

          NaOH

          NaCl

          NaNO3

          D

          CaOH2

          CaCl2

          CaCO3

          A. A B. B C. C D. D

          鿴𰸺ͽ>>

          ĿлW(xu) Դ

          }ĿXYɷNw|(zh)ܽ҈Dʾf_

          A. ɷN|(zh)ܽX > Y

          B. t2r(sh)ɷN|(zh)Һ|(zh)|(zh)?jn)?sh)X > Y

          C. t2r(sh)XҺt1|(zh)|(zh)׃

          D. t1r(sh)YҺt2|(zh)|(zh)?jn)?sh)

          鿴𰸺ͽ>>

          ͬ(x)Դ