Problemas Resueltos Guia 4 Quimica 4to Año Antonieta Oliver

 

= td @ubsthdekrhd mb [uéih`k. Ediarb> Ketdehbtk Dlhvbr M. =td, Kûd sb``hðe> TTTTTTTTTTTTT ;- - ´[uè bs uek vvkldrk`hðe kldrk`hðe ð th thtulk`hðe4 tulk`hðe4 (1pt). Pb trktk mb uek tè`eh`k mb lkadrktdrhd qub pbrihtb ldgrkr uek ebutrklhzk`hðe mb fdrik iuy prb`hsk y `de iuy pd`d ikrgbe mb brrdr. @diprbembe ue grupd mb iètdmds kekléth`ds qub sb akske be mbtbrihekr lk `kethmkm mb rbk`thvd mb `de`betrk`hðe `ded`hmk qub sb eb`bshtk pkrk rbk``hdekr pdr `diplbtd `de ue vdluibe `ded`hmd mb uek sdlu`hðe mb keklhtd d hemh`kmdr . Lks vkldrk`hdebs rbspdembe k `uktrd thpds mb rbk``hdebs: rbk``hðe ë`hmd-aksb, mb prb`hphtk`hðe, `diplbnds y rbmdx.  Kiplhkemd bl `de`bptd mb lk thtulk`hðe, pdmrékids kgrbgkr qub sb mbtbrihek uek `de`betrk`hðe mbs`ded`hmk mb uek iubstrk kgrbgkemd ue sbguemd rbk`thvd mb `de`betrk`hðe `ded`hmk. Be iu`cks thtulk`hdebs, uthlhzk ue prdmu`td quéih`d llkikmd hemh`kmdr, qub lb pbrihtb skabr `uëemd fheklhzk lk thtulk`hðe.

- ´Be què rkmh`k lk hipdrtke`hk mb èstk tè`eh`k‘4  (1pt).

Lk hipdrtke`hk mb bstk tè`eh`k rkmh`k be lk mb skabr hmbethfh`kr `de bl `kiahd mb `dldr qub mbab prdmu`hrsb be lk sdlu`hðe mbspuès mb lk rbk``hðe d bl prd`bsd llkikmd ebutrklhzk`hðe. Be rbsuibe bstë tè`eh`k pbrihtb `kl`ulkr lk `de`betrk`hðe lk  `de`betrk`hðe mbs`ded`hmk mb ue ë`hmd,   `ukemd èstb bs ebutrklhzkmd pdr ue chmrðxhmd mb `de`betrk`hðe `ded`hmk. ë`hmd,

 

Mb lk ihsik ikebrk, tkiahèe pbrihtb `kl`ulkr lk `de`betrk`hðe mbs`ded`hmk mb ue chmrðxhmd, sh èstb bs ebutrklhzkmd pdr ue ë`hmd mb `de`betrk`hðe `ded`hmk.

1- Be bl lkadrktdrhd mb [uéih`k> -

´[uè bs ue hemh`kmdr4, (1pt). Bs uek sustke`hk qub sb tdrek be ue mbtbrihekmd `dldr mbpbemhbemd mb qub sustke`hk sb uthlh`b pkrk mhsdlvbrld, sh sè mhsublvb be ue ë`hmd d be ue chmrðxhmd. Lds hemh`kmdrbs be prbsbe`hk mbl ë`hmd y mbl chmrðxhmd, thbebe `dldrbs iuy mhfbrbetbs.

-

´_krk què sb uth uthlhzk4 lhzk4 (1pt). _rb`hskibetb, sb uthlhzk pkrk mbtbrihekr sh sb llbvð k `kad lk ebutrklhzk`hðe. Mbahmd k qub sh murketb bl prd`bsd mb rbk``hðe betrb ue ë`hmd y bl chmrðxhmd, qubmk ue sdarketb mb klgued mb lds mds, bl hemh`kmdr be lk sdlu`hðe sb tdrekrë ck`hk ue `dldr bspb`hfh`d. Kmbiës pbrihtb `kl`ulkr lk `de`betrk`hðe mb ue ë`hmd, sh sb ebutrklhzk `de uek `de`betrk`hðe mb chmrðxhmd `ded`hmd y kl `detrkrhd, tkiahèe sb pubmb mbtbrihekr lk `de`betrk`hðe mb ue chmrðxhmd, sh sb ebutrklhzk `de ue ë`hmd.

0- - Mbs`rhak pksd k pksd lk tè`eh`k mb tthtulk`hðe htulk`hðe be bl lkadrktdrhd lkadrktdrhd (1pt). -

Pb `dld`k bl rb`hphbetb `hléemrh`d (aurbtk) be ue sdpdrtb uehvbrskl, sdstbehmk `de uek phezk mb ikrhpdsk.

-

Pb tdike 2? il mb lk sdlu`hðe mbl ë`hmd sb `dld`ke be ue vksd mb prb`hphtkmd mb 12? il

-

@de uek phpbtk sb llbek lk aurbtk `de lk sdlu`hðe mbl chmrðxhmd.

-

Pb kûkmb uek gdtk mb hemh`kmdr y sb kghtk lbvbibetb.

-

Pb karb lk llkvb mb lk aurbtk mbnkemd pkskr bl chmrðxhmd gdtk k gdtk

-

Pb rbklhzk lk tè`eh`k mb thtulk`hðe mbnkemd `kbr bl chmrðxhmd gdtk k gdtk ckstk bl idibetd be qub bl `dldr mbl hemh`kmdr `kiahb.

-

Be bl idibetd mbl `kiahd mb `dldr mbl hemh`kmdr sb kedtk bl vdluibe mbl chmrðxhmd qub sb uthlhzð pkrk ldgrkr ebutrklhzkr kl ë`hmd

 

- y lubgd mbs`rhak pksd k pksd lds `ël`ulds qub sb mbabe rbklhzkr

pdstbrhdribetb pkrk mbtbrihekr uek `de`betrk`hðe mbs`ded`hmk ibmhketb mh`ck tè`eh`k. (1pt).

Mb k`ubrmd `de lk fðriulk mb edriklhmkm>

E9

∑     ð

 

_dmbids mbspbnkr be bsk fðriulk lds Bquhv-grkids, betde`bs tbebids qub>

            9          ð ð   Cky qub `deshmbrkr ue puetd iuy hipdrtketb>

BE ]DMK QBK@@HÐE MB EBR]QKLH^K@HÐE LDP B[RHVKLBE]B-GQKID MBL Ë@HMD PDE PHBI_QB HGRKLBP K LDP B[RHVKLBE]B-GQKID MBL CHMQÐSHMD. Bstd shgehfh`k qub>

Bquhv-grs mb ë`hmd 9 Bquhv-grs mb Chmrðxhmd  Kcdrk ahbe. . Ph `diahekids lks mds fðriulks tbemrbids ld shguhbetb>

  ë ë       ð ð   ë ë 9   ð    ð  ð  Phiplhfh`kemd sbrék>

() ( )  ( () ) 9 () ()  ( () ) Bstd hemh`k qub be tdmk rbk``hðe mb ebutrklhzk`hðe, bl prdmu`td mb lk edriklhmkm mbl ë`hmd pdr lds lhtrds mbl ë`hmd bs hgukl kl prdmu`td mb lk edriklhmkm mbl chmrðxhmd pdr lds lhtrds mbl chmrðxhmd. Pb pubmb mbspbnkr lk `de`betrk`hðe d edriklhmkm mbs`ded`hmk y susthtuybemd lds mbiës vkldrbs sb `deshgub èl mktd pbmhmd.

 

=- Be ue vksd mb prb`hphtkmd sb vhbrtbe 02? ihlhlhtrds mb C 1PD=  `uyk `de`betrk`hðe bs mbs`ded`hmk y sb thtulð `de EkDC mb `de`betrk`hðe ?,02 E. Be bl prb`hsd idibetd mb lk thtulk`hðe (`ukemd bl hemh`kmdr `kiahð mb `dldr) sb gkstkrde 6? ihlhlhtrds ihlhlhtrds mbl chmr chmrðxhmd. ðxhmd. ´@ ´@uël uël bs lk Edriklhmkm mbl ë`hmd4 (1pt)

2- @kl`ulb bl vdluibe mb chmrðxhmd mb `kl`hd @k(DC)1  ?,02 E eb`bskrhd pkrk ebutrklhzkr 6? il il mb ë`hmd `ldrcémr `ldrcémrh`d h`d C@l ?,10 e. (1pt).

 

6- Be lk thtulk`hðe mb 1; il mb EkDC sb gkstke =0,0; il mb C0_D=  IDLKQ ´@uël bs lk idlkrhmkm mb lk sdlu`hðe mb EkDC4 (1pt) 

7- ´@uëetds il mb Fb(DC)0 

?,3

?,67 idlkr, idlkr, sde sde eb`bskrhds pkrk ebutrklhzkr =7 il mb C0_D=, ?,17 IDLKQ4 (1pt).