Practica Nª 1

7/24/2019 Practica N 1

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UNIVERSIDAD NACIONAL DE SAN CRISTOBAL DE HUAMANGA

FACULTAD DE INGENIERIA QUIMICA Y METALURGIADEPERTAMENTO ACADMICO DE INGENIERIA QUIMICA

ESCUELA DE FORMACION PROFESIONAL DE INGENIERIA ENINDUSTRIAS ALIMENTARIAS

ANALISIS INSTRUMENTAL (AI-340)

PRACTICA DE LABORATORIO N 01

DETERMINACION POTENCIOMETRICA DEL ACIDO ACETICO EN

MUESTRAS DE VINAGRE

PROFESOR : MQ. I!. TRE"O ESPINO#A$ A%&'F*&'+,

ALUMNO : AYALA SALCEDO$ H+': BADA"OS ARONS$ D*/ C'&,': CONDOLI QUISPE$ I+': GON#1LE# CAMASCA$ L2%* M'&': "URADO MENESES$ ",5 E&67*

GRUPO DE PR1CTICA : 85&9,* +* 3:308 ;


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I. OBJETIVO.

C'97'& ' 8'' +* CHO4$ 72'+, * ' ',&'9 +* N'OH.

D**&8'& ' '9+*2 +* '!&*.

R*&**'& !&9'8** H V&,8$ H V(? +*&'+')$ >H

V> (>+*&'+').

II. REVISIN BIBLIOGRFICA.

POTENCIOMETRIA:

U' +* ' &9'* '9'9,* +* ' ,*9,8*&' +&*9' * '

+**&8'9 +* H +* ' ,79,* '97,'. S,&** * ? 0 +* *

5&8, H 9,8, * ,!'&8, *!', +* ' 9,9*&'9 +* ,*

+&!*,. E' +*9 * ''9,&' +*+* * 7, +* ' *&9,$ *,&

' 9'+'+ , * 7*+* 8*+& * ,&8' *J*&8*'. N, '/ ,&8' +* 8*+&

'8%!K*+'+ ' '9+'+ +* 7' ' **9* 9'

L' '9+*2 ,' +* 7 '8*,, +**&8'+, ,& 7'9$ * ' %'* '&'' +**&8'9 +* 7 *!'+'+. P,& **8, ' *!'+'+ +* '!&* / 7!,

+* &7' (**9'8** * , E'+, U+, +* A85&9' ) * %'' * **

&9, ''9,. E *'/, * '8%5 72'+, '&' *!7& * +*'&&,, +*

' '9+*2 +7&'* ' *&8*'9 +* '8*,.

E *&+'+*&, 9'&9*& 9+, +* 7 '8*, , 7' ,79 * +**&8'+'

,& ' 9,9*&'9 , 8 &*9'8**$ ' '9+'+ +* , ,* +&!*,

+,9'+,. L' 9,9*&'9 +* , ,* +&!*, * ,&8'8** *J&*'+,

* 5&8, +* H:

H - ,! H

H: 9,9*&'9$ +* , +&!*, (8,*&,)

E H +* 7' ,79 7*+* *& 8*++, 8*+'* +9'+,&* 9,,&*'+,$

+,+* * 9,,& +* ' ,&8' +,9'+' +* ' 8,597' +* +9'+,& * +*&**


3/51

+* ' ,&8' , +,9'+'. D*+* 67* ' 9,9*&'9 +* , +&!*, '*9'

+&*9'8** * !&'+, +* +,9'9 +* '!7, +9'+,&*$ * 9,,& +*

+9'+,& 7*+* &**'& * H +* ' ,79.

E ' &99' * 77'8** 8 9,*** 8*+& * H 9, 7 H-

8*&, (,*98*&, '&' 8*+9 +* ,*9' *59&9,).

E 7' 599' **9&, ''9' %''+' * ' 8*+9 +* 7*&2' +*

**9&,8,&9* +* 9*+' +,+* ,97&&* &*'99,* 6789'$ 7*+* *&:

1. Po!"#$o%!&$' ($&!#': 9,* * &*'2'& 7' ,' 8*+9 +*

,*9' +* ' 9*+'$ 72'+, **9&,+, **9, +* ,*.

). T$*+'#$o"! -o!"#$o%!&$#': 8+* , 9'8%, +* ' 7*&2'

**9&,8,&2 ,&!'+, ,& ' '+9 +* 7 7'* ' 7' 87*&'.

TITULACIONES POTENCIOMTRICAS

P7*+* *& 9+,-%9'$ &*+,J$ &*9'9,* / ,&8'9 +*

9,8*,. E ' 7'9,* +* *7&'2'9 * 72' 7 **9&,+,

9,8%'+, (+&,-9',8*). P'&' , ,&, , +* &*'99,* 6789' *

+*%* +,*& +* **9&,+, **99, +* ,*.

C,* * 8*+& * ,*9' , H '&' '+9 +* 7'*. E 7, +*

*67'*9' * +**9' +**&8'+, * ,78* * * 97' ,97&&* 7 9'8%,

+* ,*9' , H &*''8** !&'+* 97'+, * '+9,' * 7'*.

L' 7'9,* ,*9,85&9' * *&* ' 8 *J'9' ,&67* *

,*9' !7* * 9'8%, +* '9+'+$ ,& 9,!7** * 7, +*

*67'*9' ' 8*7+, 9,9+* 9, * 7, ' +* &*'99 6789'. S,

8 *%* 67* ' 7'*$ ,& , 67* *8*' '&' ,79,* +7+'. N,

* *9*'&, 72'& +9'+,&. L' 97&' 7'* !&'9' ,*9' , H 9,&'

,78* +* 7'* ** ' !7** '7&'*2'.

VALORACIONES POTENCIOMTRICAS

H*8, , 67* * ,*9' +* 7 9,+79,& 8*9, 78*&!+, * 7'

+,79 +* 7 **9&,, 7*+* *& *%* ' ' 9,9*&'9 +* 7, , 8 +*

, 9,8,** +* *' +79. U' '9'9 ''9' ,%' +* **

*8*, * 7 *8*, * ' 8*++' +* 9,9*&'9. E, * '9* ,& 7' +*


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5/51

,8** 67* * 72'&, '&' 9'97'& ' +*&*9'

9. M7o(o (! +' !*"(' (!&$8'(': 8'*89'8** ' *!7+' +*&'+'

+* 7' 97&' +* 7'9 +*%*&' ''& ,& 9*&, * * 7, +*

*67'*9'. S* !&'9' = 9,&' * &,8*+,

+* , ,8** '!&*!'+,.

Y

/ALCARRA; ALFARO, T'$+'2)0115

ESTANDARI;ACIN DEL - 87,.

3. C7'+, ' '!7' &*,8* ' ' ,9 +* +*9', / , ,9*$ '7* 9, *

%, +* *'+'&2'9 '' 67* ' '!7' 9,9+' 9, * ',& +* H

$0. G&* * %, 9,&, ' ' ,9 +* '+ %/. R*&* , **9&,+,$

*7!7*, 9, '!7' +*'+'.


6/51

4. S78*&' , **9&,+, * 7 %*'*& +* 0 8L 9,**+, %7*& *+'&

' H 4$0 / !&* * %, +* 9,&, *&,& ' H. S ' '!7' , &*,8' '

7 ,9 +* +*9', * H 4$0$ '7* 9, * %, +* 9,&, +*

*8*&'7&'.

VINAGRE:

E '!&* +* , * &,+79* &9'8** * *7&,*'. E 9,*+,

88, +* '9+, '959, '9*'+, * ' 9,87+'+ *7&,*' * +*


7/51

%) C7+'+,'8** **'& > 8L +* 87*&' +*9,,9+' +* '!&* +*&,

+* 7 ', +* ?0 8L +* 9''9+'+. A+9,* 3 !,' +* +9'+,&

*,'*' * &,+729' 7' 8'!*, &,*!+' '&' '!'9.

C,,67* * %*'*& ,%&* 7 '!'+,& 8'!59, / 9, 97+'+, *&* ,

**9&,+, +* H-8*&, *'+'&2'+, +*&, +* ' ,79 +* '!&*.

E9*+' * '!'+,& 8'!59, / *&8' 67* * 8'!*, &,* 7'*8**

67* 9,,* 9, , **9&,+,. A+9,*$ * *9*'&,$ '!7'

+*'+' '' 97%&& , **9&,+,.

C,,67* ' %7&*' 9,**+, ,79 *+'& +* N'OH 0$?N +* '

8'*&' 67* * *J&*8, +* *' * 7%67* +*&, +* ', 67* 9,** '

87*&' +* '!&*.

9) R*!&* * H 9' +* ' ,79. E,9*$ 9* ' '+9 97+'+,'

+* ' ,79 *+'& +* N'OH 0$0 N 9,*+' * ' %7&*'.

+) A,* * H +*75 +* 9'+' '+9 +* ,79 +* N'OH. L' '+9 +*

' ,79 +* N'OH +*%*& *& **97'+' * *67*' ,&9,* (0$?-?$08L) 97'+, * ',& +* H * 9'8%'+, &+'8** 9, 9'+'

9&*8*,.

A+9,* 8'/,&* 9'+'+* +* N'OH (?$0->$0 8L) 97'+, * ,*

*67*, 9'8%, +* H.

*) D*75 +* 9'+' '+9 +* %'*$ *&8' 7 *8, +* 8*29' / *,9*

&*!&* * ,78* +* N'OH 8,&'+, * ' %7&*' / * 9,&&*,+**

',& +* H.

) L** ' 7'9 '' * 8,8*, 67* * +9'+,& *,'*'

87*&* 7 , *&8'** 9,,& &,'+,. A,* * ',& +* H / ,

8&, +* N'OH 0$0N ,%*+, * * 7, +* *67'*9'.

!) R*' ' 7'9 &+'8** '&' ,%**& 7 +79'+, +* ,78*

+* N'OH &*67*&+,.


8/51


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9. C97, +* ' '9+*2 +* '!&* / 9,&799 +* ' !&9':

TABLA I: VINAGRE BLANCO

" aOH " pH * * 2* "2

0 ... '.' 0 ... ... ...

0.% 0.% '.4 00 - ...

0.% '.+ ,+ -2 - 0.%0.% 0.% '.22 ,% -' - 0.%0

2 0.% '.2% ,' -2 0.%0

2.% 0.% '.2+ , -2 0 0.%0

' 0.% '.'' +, -2 0 0.%0

'.% 0.% '.'6 + -2 0 0.%0

4 0.% '.4 +% -2 0 0.%0

4.% 0.% '.4% +2 -' - 0.%0

% 0.% '.4 + - 2 0.%0

%.% 0.% '.% , -2 - 0.%0

6 0.% '.%4 -2 0 0.%06.% 0.% '.% % -2 0 0.%0

0.% '.6 ' -2 0 0.%0

.% 0.% '.6' -2 0 0.%0

+ 0.% '.66 0 - 0.%0

+.% 0.% '.6, 6+ -2 - 0.%0

, 0.% '. 6 - 0.%0

,.% 0.% '.4 6% -2 - 0.%0

0 0.% '.6 64 - 0.%0

0.% 0.% '., 62 -2 - 0.%0

0.% '.+ 6 - 0.%0.% 0.% '.+' 60 - 0 0.%0

2 0.% '.+% %, - 0 0.%0

2.% 0.% '.++ % -2 - 0.%0

' 0.% '., %6 - 0.%0

'.% 0.% '.,2 %% - 0 0.%0

4 0.% '.,% %' -2 - 0.%0

4.% 0.% '., %' 0 2 0.%0

% 0.% '.,, % -2 -2 0.%0

%.% 0.% 4.0 %0 - 0.%0

6 0.% 4.0' 4+ -2 - 0.%0


10/51

6.% 0.% 4.04 4+ 0 2 0.%0

0.% 4.0 46 -2 -2 0.%0

.% 0.% 4.0+ 4% - 0.%0

+ 0.% 4. 44 - 0 0.%0

+.% 0.% 4.2 4' - 0 0.%0

, 0.% 4.4 42 - 0 0.%0

,.% 0.% 4.6 4 - 0 0.%0

20 0.% 4.+ 40 - 0 0.%0

20.% 0.% 4.2 ', - 0 0.%0

2 0.% 4.2 '+ - 0 0.%0

2.% 0.% 4.2' ' - 0 0.%0

22 0.% 4.2% '6 - 0 0.%0

22.% 0.% 4.26 '% - 0 0.%0

2' 0.% 4.2 '4 - 0 0.%0

2'.% 0.% 4.2, '' - 0 0.%0

24 0.% 4.'2 '2 - 0 0.%0

24.% 0.% 4.'' ' - 0 0.%0

2% 0.% 4.'% '0 - 0 0.%0

2%.% 0.% 4.'6 24 -6 -% 0.%0

26 0.% 4.'+ 2+ 4 0 0.%0

26.% 0.% 4.', 2 - -% 0.%0

2 0.% 4.42 26 - 0 0.%0

2.% 0.% 4.4' 2% - 0 0.%0

2+ 0.% 4.4% 24 - 0 0.%0

2+.% 0.% 4.46 2' - 0 0.%0

2, 0.% 4.4+ 22 - 0 0.%0

2,.% 0.% 4.% 2 - 0 0.%0

'0 0.% 4.% 20 - 0 0.%0

'0.% 0.% 4.%' , - 0 0.%0

' 0.% 4.%% + - 0 0.%0

'.% 0.% 4.% - 0 0.%0

'2 0.% 4.%+ 6 - 0 0.%0

'2.% 0.% 4.%, 6 0 0.%0

'' 0.% 4.6 % - - 0.%0''.% 0.% 4.64 ' -2 - 0.%0

'4 0.% 4.6% 2 - 0.%0

'4.% 0.% 4.6 - 0 0.%0

'% 0.% 4.6, 0 - 0 0.%0

'%.% 0.% 4. , - 0 0.%0

'6 0.% 4.2 + - 0 0.%0

'6.% 0.% 4.% - 0 0.%0

' 0.% 4.6 6 - 0 0.%0

'.% 0.% 4., 4 -2 - 0.%0

'+ 0.% 4.+ ' - 0.%0


11/51

'+.% 0.% 4.+' 2 - 0 0.%0

', 0.% 4.+% - 0 0.%0

',.% 0.% 4.+ 0 - 0 0.%0

40 0.% 4.+, -2 -2 - 0.%0

40.% 0.% 4., -' - 0.%0

4 0.% 4.,% -% -2 - 0.%0

4.% 0.% 4.,6 -6 - 0.%0

42 0.% 4.,, - - 0 0.%0

42.% 0.% %.02 -+ - 0 0.%0

4' 0.% %.0' -0 -2 - 0.%0

44 %.04 -0 0 2 0.%

4% %. -' -' -' .00

46 %.6 - -4 - .00

4 %.22 -2 -4 0 .00

4+ %.' -26 -% - .00

4, %.4 -'0 -4 .00

%0 %.% -' - -' .00

% %.64 -4% -+ - .00

%2 %.+4 -%6 - -' .00

%' 6.6 -% -, -+ .00

%4 6.+ -6 -4 -22 .00

%% ,.%2 -20 -%4 -' .00

%6 0.4 -'0% -'% , .00

% 0.', -', -4 2 .00

%+ 0.%' -'2 -+ 6 .00

%, 0.64 -''4 - .00

60 0.4 -'40 -6 .00

6 0.+ -'4' -' ' .00

62 0.++ -'4+ -% -2 .00

6' 0.,2 -'% -' 2 .00

64 0.,+ -'%4 -' 0 .00

6% .02 -'%6 -2 .00

66 .0% -'%+ -2 0 .00

6 .0, -'60 -2 0 .006+ .2 -'62 -2 0 .00

6, .% -'64 -2 0 .00

0 . -'6% - .00

.2 -'6 -2 - .00

2 .2' -'6, -2 0 .00

' .2% -'0 - .00

4 .2 -' - 0 .00

% .' -'2 - 0 .00

6 .' -'' - 0 .00

.'' -'4 - 0 .00


12/51

+ .'% -'% - 0 .00

, .'% -'6 - 0 .00

+0 .' -' - 0 .00

+ .', -'+ - 0 .00

+2 .4 -'+ 0 .00

+' .4 -', - - .00

+4 .42 -'+0 - 0 .00

+% .4% -'+ - 0 .00

+6 .46 -'+2 - 0 .00

MTODO DE LA MEDIA ALTURA = LAS TANGENTES

T'9+' I.1

"# aOH pH "# aOH pH0 '.' 2%.% 4.'6

0.% '.4 26 4.'+

'.+ 26.% 4.',

.% '.22 2 4.42

2 '.2% 2.% 4.4'

2.% '.2+ 2+ 4.4%

' '.'' 2+.% 4.46

'.% '.'6 2, 4.4+

4 '.4 2,.% 4.%

4.% '.4% '0 4.%% '.4 '0.% 4.%'

%.% '.% ' 4.%%

6 '.%4 '.% 4.%

6.% '.% '2 4.%+

'.6 '2.% 4.%,

.% '.6' '' 4.6

+ '.66 ''.% 4.64

+.% '.6, '4 4.6%

, '. '4.% 4.6

,.% '.4 '% 4.6,0 '.6 '%.% 4.

0.% '., '6 4.2

'.+ '6.% 4.%

.% '.+' ' 4.6

2 '.+% '.% 4.,

2.% '.++ '+ 4.+

' '., '+.% 4.+'

'.% '.,2 ', 4.+%

4 '.,% ',.% 4.+

4.% '., 40 4.+,


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% '.,, 40.% 4.,

%.% 4.0 4 4.,%

6 4.0' 4.% 4.,6

6.% 4.04 42 4.,,

4.0 42.% %.02

.% 4.0+ 4' %.0'

+ 4. 44 %.04

+.% 4.2 4% %.

, 4.4 46 %.6

,.% 4.6 4 %.22

20 4.+ 4+ %.'

20.% 4.2 4, %.4

2 4.2 %0 %.%

2.% 4.2' % %.64

22 4.2% %2 %.+4

22.% 4.26 %' 6.6

2' 4.2 %4 6.+

2'.% 4.2, %% ,.%2

24 4.'2 %6 0.4

24.% 4.'' % 0.',

2% 4.'% %+ 0.%'

2%.% 4.'6 %, 0.64

26 4.'+ 60 0.4

26.% 4.', 6 0.+

2 4.42 62 0.++

2.% 4.4' 6' 0.,2

2+ 4.4% 64 0.,+

2+.% 4.46 6% .02

2, 4.4+ 66 .0%

2,.% 4.% 6 .0,

'0 4.% 6+ .2

'0.% 4.%' 6, .%

' 4.%% 0 .

'.% 4.% .2'2 4.%+ 2 .2'

'2.% 4.%, ' .2%

'' 4.6 4 .2

''.% 4.64 % .'

'4 4.6% 6 .'

'4.% 4.6 .''

'% 4.6, + .'%

'%.% 4. , .'%

'6 4.2 +0 .'

'6.% 4.% + .',


14/51

' 4.6 +2 .4

'.% 4., +' .4

'+ 4.+ +4 .42

'+.% 4.+' +% .4%

', 4.+% +6 .46

G&>?$#' N@ 01:

T'9+' I.)

"# aOH * (&")

0 0

0.% 00

,+

.% ,%

2 ,'2.% ,

' +,

'.% +

4 +%

4.% +2

% +

%.% ,

6

6.% %

'


15/51

.%

+ 0

+.% 6+

, 6

,.% 6%

0 64

0.% 62

6

.% 60

2 %,

2.% %

' %6

'.% %%

4 %'

4.% %'

% %

%.% %0

6 4+

6.% 4+

46

.% 4%

+ 44

+.% 4'

, 42

,.% 4

20 40

20.% ',

2 '+

2.% '

22 '6

22.% '%

2' '4

2'.% ''

24 '224.% '

2% '0

2%.% 24

26 2+

26.% 2

2 26

2.% 2%

2+ 24

2+.% 2'

2, 22


16/51

2,.% 2

'0 20

'0.% ,

' +

'.%

'2 6

'2.% 6

'' %

''.% '

'4 2

'4.%

'% 0

'%.% ,

'6 +

'6.%

' 6

'.% 4

'+ '

'+.% 2

',

',.% 0

40 -2

40.% -'

4 -%

4.% -6

42 -

42.% -+

4' -0

44 -0

4% -'

46 -

4 -2

4+ -26

4, -'0%0 -'

% -4%

%2 -%6

%' -%

%4 -6

%% -20

%6 -'0%

% -',

%+ -'2

%, -''4


17/51


18/51


19/51


20/51

42.% -4.00

4'.% 0.00

44.% -'.00

4%.% -4.00

46.% -4.00

4.% -%.00

4+.% -4.00

4,.% -.00

%0.% -+.00

%.% -.00

%2.% -,.00

%'.% -4.00

%4.% -%4.00

%%.% -'%.00

%6.% -4.00

%.% -+.00

%+.% -.00

%,.% -6.00

60.% -'.00

6.% -%.00

62.% -'.00

6'.% -'.00

64.% -2.00

6%.% -2.00

66.% -2.00

6.% -2.00

6+.% -2.00

6,.% -.00

0.% -2.00

.% -2.00

2.% -.00

'.% -.00

4.% -.00

%.% -.006.% -.00

.% -.00

+.% -.00

,.% -.00

+0.% -.00

+.% 0.00

+2.% -.00

+'.% -.00

+4.% -.00

+%.% -.00


21/51

G&>?$#' N@ 0:

T'9+' I.

"P/OM PH"

0.% 0.02

.2% 0.0+2 0.0+

2.% 0.06

'.% 0.06

4.2% 0.0

% 0.06

%.% 0.0+

6.% 0.0

.2% 0.04

+ 0.0+

+.% 0.06,.% 0.06

0.2% 0.06

0.06

.% 0.06

2.% 0.06

'.2% 0.04

4 0.06

4.% 0.04

%.% 0.06

6.2% 0.04


22/51

0.04

.% 0.04

+.% 0.06

,.2% 0.04

20 0.04

20.% 0.06

2.% 0.04

22.2% 0.04

2' 0.04

2'.% 0.04

24.% 0.02

2%.2% 0.06

26 0.02

26.% 0.04

2.% 0.04

2+.2% 0.04

2, 0.04

2,.% 0.04

'0.% 0.04

'.2% 0.02

'2 0.04

'2.% 0.04

''.% 0.02

'4.2% 0.02

'% 0.04

'%.% 0.06

'6.% 0.02

'.2% 0.04

'+ 0.02

'+.% 0.04

',.% 0.02

40.2% 0.06

4 0.02

4.% 0.0442.% 0.02

4'.2% 0.04

44 0.04

44.% 0.02

4%.% 0.04

46.2% 0.04

4 0.04

4.% 0.02

4+.% 0.02

4,.2% 0.04


23/51

%0 0.06

%0.% 0.02

%.% 0.04

%2.2% 0.04

%' 0.02

%'.% 0.04

%4.% 0.06

%%.2% 0.02

%6 0.06

%6.% 0.04

%.% 0.04

%+.2% 0.04

%, 0.04

%,.% 0.04

60.% 0.04

6.2% 0.0+

62 0.02

62.% 0.06

6'.% 0.06

64.2% 0.02

6%.% 0.0

6 0.06

6+.% 0.06

0 0.06

.% 0.0,

' 0.0,

4.% 0.0

6 0.4

.% 0.20

, 0.'2

+0.% 0.

+2 2.6%

+'.% 0.62

+% 0.2%+6.% 0.4

++ 0.

+,.% 0.0

, 0.06

,2.% 0.0+

,4 0.04

,%.% 0.06

, 0.04

,+.% 0.0'

00 0.04


24/51


25/51


26/51


27/51

4,.% -'

%0.% -

%.% -'

%2.% -+

%'.% -22

%4.% -'

%%.% ,

%6.% 2

%.% 6

%+.%

%,.%

60.% '

6.% -2

62.% 2

6'.% 0

64.%

6%.% 0

66.% 0

6.% 0

6+.% 0

6,.%

0.% -

.% 0

2.%

'.% 0

4.% 0

%.% 0

6.% 0

.% 0

+.% 0

,.% 0

+0.% 0

+.%

+2.% -+'.% 0

+4.% 0

+%.% 0

G&>?$#' N@ 0: ) E)V


28/51

T'9+' I.

"pro& 2pH"2

0.2% 1

0.% 0.06

.2% 0

.% -0.02

2.2% 0

2.% 0.04'.2% -0.04

'.% 0.02

4.2% 0.02

4.% -0.06

%.2% 0.04

%.% -0.02

6.2%-+.+++*-

6

6.% +.+++*-6

.2%-+.+++*-

6

.% +.+++*-6

+.2%-+.+++*-

6

+.% -0.02

,.2% 0.02

,.% -0.02

0.2% 0.02

0.% -0.02

.2% 0

.% 0


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2.2% 0.02

2.% -0.02

'.2% 0

'.% 0.02

4.2% -0.02

4.% 0

%.2%-+.+++*-

6

%.% .64*-%

6.2% -0.02

6.% 0.04

.2% -0.04

.% 0.02

+.2% .64*-%

+.%-.64*-

%

,.2% .64*-%

,.%-.64*-

%

20.2% .64*-%

20.% -0.02

2.2% 0.02

2.%-.64*-

%

22.2% -0.02

22.% 0

2'.2% 0.02

2'.% 0.02

24.2% -0.04

24.% 0.02

2%.2% -0.02

2%.% 0.02

26.2% -0.02

26.% 0.04

2.2% -0.04

2.% 0.02

2+.2% -0.02

2+.% 0.02

2,.2%-.64*-

%

2,.% -0.02

'0.2% 0.02

'0.%-.64*-

%

'.2% .64*-%

'.% -0.02


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'2.2% 0

'2.% 0.02

''.2% 0.02

''.% -0.04

'4.2% 0.02

'4.% .64*-%

'%.2% -0.02

'%.% 0.02

'6.2% 0.02

'6.% -0.04

'.2% 0.04

'.% -0.02

'+.2% .64*-%

'+.%

-.64*-

%',.2% .64*-%

',.%-.64*-

%

40.2% .64*-%

40.% 0.04

4.2% -0.06

4.% 0.04

42.2%-.64*-

%

42.% -0.04

4'.%-.+42*-

%

44.% 0.0%

4%.% +.+++*-6

46.%-+.+++*-

6

4.% 0.0'

4+.% +.+++*-6

4,.% 0.0

%0.% 0.04

%.% 0.06

%2.% 0.2

%'.% 0.',

%4.% .,4

%%.% -2.0'

%6.% -0.'

%.% -0.

%+.% -0.0'

%,.% -0.0

60.% -0.04

6.% 0.02


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62.% -0.04

6'.% 0.02

64.% -0.02

6%.% -0.0

66.% 0.0

6.% -0.0

6+.% .64*-%

6,.% -0.0

0.% 0.0

.% .64*-%

2.% -0.0

'.% 0

4.% 0.0

%.% -0.02

6.% 0.0

.% 0

+.% -0.02

,.% 0.02

+0.% .64*-%

+.% -0.0

+2.% 0

+'.% 0

+4.% 0.02

+%.% -0.02

G&>?$#' N@0: V-&o% N'O< 8 2pH/V2

C'97'+, * ,&9*'* +* '9+*2 (W) +* '!&* %'9,:


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TABLA II: VINAGRE TINTO

"aOH " pH

0 ... '.2

0.% 0.% '.2%

0.% '.26

.% 0.% '.2+

2 0.% '.'

2.% 0.% '.'4

' 0.% '.''.% 0.% '.4

4 0.% '.4'

4.% 0.% '.4

% 0.% '.%

%.% 0.% '.%'

6 0.% '.%

6.% 0.% '.%,

0.% '.6'

+ '.6,

, '.40 '.+

'.+4

2 '.+,

' '.,4

4 '.,,

% 4.0'

6 4.0+

4.2

+ 4.%

20 2 4.24


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34/51

'.%0 '.,,

4.%0 4.0'

%.%0 4.0+

6.%0 4.2

.%0 4.%

,.00 4.24

2.00 4.'

2'.00 4.'+

2%.00 4.4%

2.00 4.%2

2,.00 4.6

'.%0 4.

'4.%0 4.+2

'.%0 4.,%

40.%0 %.

4'.%0 %.2,

46.%0 %.%6

4,.00 %.+

%.00 6.2

%2.%0 ,.%,

%'.2% ,.,4

%'.% 0.'

G&>?$#' N@ 0:

METODO DE LA PRIMERA DERIVADA


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36/51

%.00 0.42%

%2.%0 2.+

%'.2% 0.

%'.% 0.'+

G&>?$#' N@ 04:

C'97'+, ' '9+*2 +* '!&* ,:

V. DISCUSIN: S*! * +', +* '!&* * 4$0-4$W +* '9+*2. E ' &99' +*

+**&8'9 +* '9+*2 * ,%7, W +* 9+, '959,$ 9,8'&'+,

*, ',&* * '!&* ''2'+, ** * H 87/ 9+, ,&67*$ '


37/51


38/51


39/51

;e contin


40/51

'.6, %.% 0.++ '0 2.0+

.% '.+' 6 .0, '0.% 2.0,

2 '.,% 6.% .2' ' 2.

2.% 4.04 .'2 '2 2.2

' 4.6 .% .4 '' 2.'

'.% 4.24 + .4 '4 2.4

4 4.' +.% .%4 '% 2.

4.% 4.', , .%+ '6 2.

% 4.4% ,.% .6' ' 2.,

%.% 4.%2 20 .66 '+ 2.2

6 4.%, 20.% . ', 2.22

6.% 4.64 2 .4 40 2.2'

4. 2.% .6 4 2.24

.% 4. 22 .+ 42 2.2%

+ 4.+4 22.% .+2 4' 2.26

+.% 4.+, 2' .+4 44 2.2

, 4., 2'.% .+ 4% 2.2+

,.% %.0' 24 .+, 46 2.2,

0 %. 24.% ., 4 2.'

0.% %. 2% .,4 4+ 2.'

%.2% 2%.% .,% 4, 2.'2

.% %.'2 26 .,6 %0 2.''

2 %.4% 26.% .,,

2.% %.% 2 2

' %. 2.% 2.0

'.% %.++ 2+ 2.0'

4 6.2' 2+.% 2.04

>ra?ca 0 &edia alt3ra


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42/51

2,

G&'?$#' 0) '"!"!

II.2 GRAFICAS DE LA PRIMERA DERIVADAT'9+' II.1Vpr ,pH/,V Vpr ,pH/,V

0.2% 0.4 0.0' 0.00

0.% 0.'6 0.' -0.04

.2% 0.2+ 0.6 0.02

.% 0.24 0.' 0.02.2% 0.+ 0. 0.0

2.% 0.24 0. -0.0

'.2% 0.6 0.0 0.0

'.% 0.2 0.0 0.0

4.2% 0.+ 0.0 -0.02

4.% 0.2 0.0+ 0.02

%.2% 0.4 0.06 -0.0

%.% 0.4 0.0 0.00

6.2% 0.0 0.06 0.00

6.% 0.2 0.06 0.0.2% 0.4 0.06 -0.0

.% 0.4 0.0 0.00

+.2% 0.0 0.06 0.0

+.% 0.6 0.06 -0.0

,.2% 0.2 0.0 0.00

,.% 0.6 0.0 0.00

0.2% 0.2 0.0 -0.0

0.% 0.6 0.0 0.0

.2% 0.4 0.0+ 0.00

.% 0.26 0.0 -0.0'


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2.2% 0.24 0.' -0.0

2.% 0.26 0.' 0.0

'.2% 0.'6 0.6 -0.0

'.% 0.0 0.2 -0.22

4.2% 2.4+ 0.+0 .66

4.% 6.02 2.' 0.4,

%.2% 0.+0 . -0.6%

%.% 0.42 0.' -0.0%

6.2% 0.2+ 0.+ -0.02

6.% 0.+ 0.2 -0.0

.2% 0.+ 0.0, 0.00

.% 0.2 0.0+ 0.00

+.2% 0.4 0.06 0.00

+.% 0.0+ 0.0% 0.00

,.2% 0.0 0.0% 0.00

,.% 0.06 0.04 0.00

20.2% 0.0 0.04 0.00

20.% 0.06 0.04 0.00

G&'?$#' N@ 0

T'9+' II.)Vpr ,E/,V

0.2% -+.00

0.% -22.00

.2% -6.00

.% -4.00

2.2% -0.00

2.% -4.00

'.2% -0.00

'.% -6.00

4.2% -2.00


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4.% -6.00

%.2% -+.00

%.% -+.00

6.2% -+.00

6.% -6.00

.2% -+.00

.% -+.00

+.2% -6.00

+.% -+.00

,.2% -+.00

,.% -+.00

0.2% -0.00

0.% -+.00

.2% -+.00

.% -4.00

2.2% -6.00

2.% -4.00

'.2% -22.00

'.% -40.00

4.2% -46.00

4.% -'%0.00

%.2% -%0.00

%.% -24.00

6.2% -6.00

6.% -2.00

.2% -0.00

.% -+.00

+.2% -6.00

+.% -6.00

,.2% -6.00

,.% -4.00

20.2% -4.00

20.% -4.00

2.2% -4.002.% -4.00

22.2% -2.00

22.% -2.00

2'.2% -2.00

2'.% -4.00

24.2% -2.00

24.% -4.00

2%.2% -2.00

2%.% 0.00

26.2% -2.00


45/51


46/51

III.2 GRAFICAS DE LA SEGUNDA DERIVADA

T'9+' III.1Vpr ,2 E/,V2

0.2%

0.% -4

.2% 6

.% 2

2.2% 4

2.% -4

'.2% 4'.% 4

4.2% -6

4.% 6

%.2% -2

%.% 0

6.2% 0

6.% 2

.2% -2

.% 0

+.2% 2+.% -2

,.2% 0

,.% 0

0.2% -2

0.% 2

.2% 0

.% -6

2.2% -2

2.% 2

'.2% -+


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'.% -+

4.2% -06

4.% -204

%.2% '00

%.% 26

6.2% +

6.% 4

.2% 2

.% 2

+.2% 2

+.% 0

,.2% 0

,.% 2

20.2% 0

20.% 0

2.2% 0

2.% 0

22.2% 2

22.% 0

2'.2% 0

2'.% -2

24.2% 2

24.% -2

2%.2% 2

2%.% 2

26.2% -2

26.% -2

2.2% 4

2.% -2

2+.2% 0

2+.% 0

2,.2% 2

2,.% -2

'0.2% 0'0.% 0

'.% 0

'2.%

''.% -

'4.% 0

'%.% 0

'6.% 0

'.%

'+.% -

',.% 0


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49/51

.% .6'6*-%

+.2% -0.04

+.% 0.06

,.2% -0.04

,.% 0.04

0.2% -0.04

0.% 0.04

.2% -0.02

.% 0.2

2.2% -0.02

2.% 0.02

'.2% 0.

'.% 0.'4

4.2% .+

4.% '.%4

%.2% -%.22

%.% -0.'+

6.2% -0.4

6.% -0.

.2% 0

.% -0.06

+.2% 0.02

+.% -0.06

,.2% 0.02

,.% -0.04

20.2% 0.04

20.% -0.04

2.2% -0.02

2.% 0.04

22.2% -0.04

22.% 0

2'.2% 0.02

2'.% -0.02

24.2% -'.%%2*-%24.% 0.02

2%.2% -0.04

2%.% '.%%2*-%

26.2% 0.04

26.% -0.04

2.2% 0

2.% 0.02

2+.2% -0.02

2+.% '.%%2*-%

2,.2% -'.%%2*-%


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2,.% 0.02

'0.2% -0.02

'0.% 0.02

'.% -0.0'''''''

'2.% .6'6*-%

''.% -.6'6*-%

'4.% 0.02

'%.% -0.0'

'6.% 0.02

'.% -0.0

'+.% 0.0

',.% -0.0

40.% 0

4.% 0

42.% 0

4'.% 0

44.% 0

4%.% 0

46.% .6'6*-%

4.% -.6'6*-%

4+.% 0

4,.% 0

G&'?$#' 0:

DETERMINACIN DE ACIDE; DE VINAGRE TINTO


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DISCUSIN:

- S*! * +', +* '!&* * 4$0-4$W +* '9+*2. E ' &99' +* +**&8'9+* '9+*2 * ,%7, ?.

Practica Nª 1

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Transcript of Practica Nª 1