Determinación de La Cantidad de Carbonato de Calcio en Una Muestra Comercial de Tums

 

FKVK_IAENBAÒE FKVK_ IAENBAÒE F FK K GN BNEVAFNF FK BN_OMENVM FK BNG BNGBAM BAM KE [E [EN N I[KRV_N BMIK_BANG FK V[IR

_KR[IKE Rk rkngazò gn tatugnbaòe t atugnbaòe îbafm-onsk fk uen iukstrn bmikrbang fk tuis pnrn fktkriaenr gn bnetafnf fk bnromentm fk bngbam prksketk ke 8.>; l, kstnefnraznefm dafròxafm fk smfam bme oactngntm fk pmtnsam y îbafm bgmrdéfrabm bme bnromentm fk smfam pnrn bmembkr su bmebketrnbaòe rkng. Xmstkramriketk, sk dazm rknbbamenr gn bnetafnf fk bnromentm fk bngbam bme ue kxbksm fk îbafm bgmrdéfrabm y kstn ikzbgn sk kstnefnrazò bme dafròxafm fk smfam.

AEV_MF[BBAÒE Gn tatugnbaòe ks ue iátmfm fk neîgasas quéiabm bunetatntavm quk ks utagaznfm pnrn gn fktkriaenbaòe fk gn bmebketrnbaòe quk sk fkskn bmembkr fk kg nengatm ke gn fasmgubaòe, sk ekbksatn fk ue rknbtavm m fasmgubaòe bme bmebketrnbaòe bmembafn, gn bung sk vn n dnbkr rknbbamenr bme kg nengatm fk gn fasmgubaòe fk gn bung em sk takek gn bmebketrnbaòe bmembafn, bunefm gms bmipukstms quéiabms sme ue îbafm y uen onsk sk bmembk bmim ekutrngaznbaòe. Kxpkraiketngiketk kg puetm caeng fk gn tatugnbaòe fkok bmrrkspmefkr ng vmguike fkg vngmrnetk quk ks ekbksnram pnrn quk sk bmipgktk gn ekutrngaznbaòe. Gm quk sk ousbn bme gn tatugnbaòe ks quk sk nfabamek uen bnetafnf fk gn sustneban pntròe gn bung skn kquavngketk n gn sustneban bme gn quk rknbbamen, ggklnefm nsé ng puetm fk kquavngkeban. Kxastke fms praebapngks tapms fk tatugnbaòe, farkbtn y pmr rktrmbksm, ke gn praikrn kg vngmrnetk yn skn îbafm m oîsabm vn n rknbbamenr fk inekrn farkbtn bme kg nengatm, iaketrns quk ke gn skluefn sk vn n nþnfar ue kxbksm bmembafm fk rknbtavm kstîefnr n gn smgubaòe y kg kxbksm ks kg quk sk vn n vngmrnr, kstk iátmfm ks fk iîs prmvkbdm sa kg puetm caeng fk gn vngmrnbaòe ks iîs skebaggm fk afketacabnr quk kg puetm caeng fk gn vngmrnbaòe emring.  Xnrn snokr bunefm uen tatugnbaòe dn tkriaenfm y, pmr gm tnetm, dn ggklnfm n su puetm caeng, sk usn ue aefabnfmr. Ks uen sustneban quk pukfk skr îbafm m onsk fáoag quk, bunefm takek fackrketk bnetafnf fk prmtmeks ke gn imgábugn, prksketn fackrketks bmgmrks. Kg bmgmr fk gn cmrin ameaznfn fkpkefk fk gns sustnebans bme`ulnfns quk gm prmfubke. Kg pjn fk ue aefabnfmr fkok skr sk r bkrbnem ng pD fkg puetm fk kquavngkeban. 

 

FARKÞM KTXK_AIKEVNG Xnrn gn prkpnrnbaòe fk gn iukstrn, pksnims ; pnstaggns uen pmr uen. Xmstkramriketk, sk imgakrme 2 pnstaggns, sk tminrme 2 iukstrns fk nprmxainfniketk 8.>; l y sk fasmgvakrme ke ?; ig fk DBg. Fkspuás sk kstnefnrazò kg EnMD 8.> I bme oactngntm oac tngntm fk pmtnsam. Guklm, sk kstnefnrazò kg DBg 8.> I bme bnromentm fk smfam utagaznefm bmim aefabnfmr kg vkrfk fk ormimbrksmg. Rk rkngaznrme ðeabniketk ? kstnefnraznbameks. ks tnefnraznbameks. Caengiketk, sk kstnefnrazò gn iukstrn bmikrbang fk bnromentm fk bngbam bme EnMD prkvaniketk kstnefnraznfm, usnefm bmim aefabnfmr gn ckemgctngkéen. Rk rkngaznrme 2 kstnefnraznbameks n gns iukstrns. 

_KR[GVNFMR Q NEÎGARAR Vnogn >. Vatu gnba gnbaòe òe f k En EnMD MD 8 8.> .> I bme JDX Iukstrn Iukstr n

Bnetaf Bnetafnf nf fk EnM EnMD D (ig)

>

>4.;

?

>4.<

2

>4.> oactngntm fk pmtnsam

dafròxafm fk smfam ↟ oactngntm fk smfam pmtnsam

nlun 

Vnogn ?. Insn fkg JDX Iukstrn Iukstr n

Bnetaf Bnetafnf nf fk JDX (l)

>

8.233;

?

8.23   !      > >888  )( )( )( ) ?86   !     >4.;   > 9 8.8 8.81< 1 >    

(8.233;  )(

 

  >   >    > >888  )( )( )( ) ?86   >   >4.<   > 9 8.8 8.813 13? ?    

(8.23 >888  !    !    )( ) )( )( >   >4.>    > ?86   9 8.8 8.811 11? ?    

(8.233;  )(

  Xrmikfam fk gn bmebketrnbaòe fk EnMD0 8.81 I bme En?BM2 Iukstrn Iukstr n

Bnetaf Bnetafnf nf fk DBg (ig)

> ?

>;.1 >;.4

Vnogn 6. Insn fk En ?BM2  Iukstrn Iukstr n

Bnetaf Bnetafnf nf fk En?BM2 (l)

>

8.81;4

?

8.81   ?2

>83  ?2 9 8.> 8.>>2 >23 3    

(8.81 >888  )( )( ) >   ?2 >;.1    >

?    > >888  )( )( )( ) >83  ?2 >  ?2 >;.4    >

9 8.> 8.>>3 >36 6     

 

  Xrmikfam fk gn bmebketrnbaòe fk DBg0 8.>>; I ◍  Fksvanbaòe kstîefnr0 8.88>1<

◍

  Gn ourktn utagaznfn ke gn tatugnbaò tatugnbaòe e bme îbafm tkeén rksafums fk fk lrnsn, pmr gm quk gms rksugtnfms em skrîe tne bmecanogks

➖

  Rk nlrklne 2 lmtns fk ckemgctngkéen n bnfn intrnz fk >?; >?; ig.

➖ ➖

  Bmgmr fk gn fasmgubaòe0 turoan, ognebm.

Vnogn ;. Xksm Xksm fk bnfn iu iukstr kstrn n fk BnB BnBM M2 Iukstrn Iukstr n

Xksm (l)

>

8.>;>6

?

8.>;?3

2

8.>;88

Vnogn Vn ogn 3. Xk Xksm sm fk bnfn tnogktn fk gn iukstrn bbmikrba mikrbang ng Vnogktn

Xksm (l)

>

>.228>

?

>.?.?.?1?2

Vnogn I  Iukstrn Iukstr n

Bnetaf Bnetafnf nf fk EnM EnMD D nlrklnfm

>

>2.;

?

>2.;

2

>2.;

BnBM2  ?DBg ↟ BnBg? + D?M + BM? EnMD

DBg ↟ EnBg

D?M

 

   Bîgbugm fk gn bnetafnf fk img fk DBg quk rknbbamene0

ᴫ

?;   (

8.>>;    >888   

>2.;   (

) 9 ?. ?.4 48

8.81888 

9 >.2 >.2>3 >3?; ?;>8 >8

∟

∟

      

>    )( ) >   

     

           9             

◍

>)          9 >.4 >.4?4 ?4; ;>8 >8 ∟ ;.>??;>8    

∟

 >.2> >.2>3?; 3?;>8 >8

∟

9

 Bîgbugm fk gn bnetafnf fk BnBM2 ke gn iukstrn0

ᴫ

  Bnetafnf fk BnBM2 rkpmrtnfn pmr kg bmikrbanetk0 ;88 il pmr tnogktn

◍

Insn imgnr BnBM20 >88.8431 l/img Insn imgnr EnMD0 21.11< l/img

>   2 >88.8431 >88.8431   2 )( ) ?   >   2 9 8.8 8.8?; ?;3 3   2 2  >.?1?2  >888  8.8?;3   2( )( ) 9 ?> ?>4.; 4.;> >          8.>;>6  >

;.>??;>8

∟

   (

 

BMEBG[RAMEKR Gn bmebketrnbaòe rkng fkg dafròxafm fk smfam ks fk 8.81 I). Gn bmebketrnbaòe rkng fkg îbafm bgmrdéfrabm ks fk 8.>>; I, inymr n kg vngmr tkòrabm (8.> I). Gn bnetafnf fk bnromentm fk bngbam prksketk pmr tnogktn ke gn iukstrn bmikrbang fk V[IR ks fk ?>4.;> il, ikemr n gn rkpmrtnfn pmr kg cnorabnetk.

OAOGAML_NCÉN   Dnrras Fn Fneakg eakg B. ?88>. Neîgasas ^ ^uéiabm uéiabm Bu Bunetatntavm. netatntavm. ?f ?fn n kfabaòe kfabaòe.. Kfatmrang _kvkrtá, R.N. Iáxabm. kfabaòe. fabaòe. K Kfatmrang fatmrang IbLrnw IbLrnw ◍  Lnry F. Bdrastane. ?881 . ^uéiabn nengétabn. Rkxtn k Dagg.

◍