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MI08LFQ I E

UNIVERSIDAD NACIONAL MAYOR DE SAN MARCOSFACULTAD DE QUIMICA, INGENIERIA QUIMICA E INGENIERIA

AGROINDUSTRIAL

Departamento Acadmco de F!co"#$mca

CURSO% LA&ORA'ORIO DE FISICOQU(MICA

'EMAVISCOSIDAD Y DENSIDAD DE

LQUIDOS)ROFESOR YARANGO ROJAS, ALEJANDRO

ALUMNOSCONTRERAS MARIO, ERIC

TORRES CONTRERAS, FABIOLAGUADALUP

FEC*A DE REALI+ADO 16-09-01!FEC*A DE EN'RE,A "-09-01!

C#dad Un-er!tara.

Setem/re de 012


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TABLA DE CONTENID

TABLA DE CONTENIDO.........................................................................................2

RESUMEN............................................................................................................ 3

INTRODUCI#N.....................................................................................................4

PRINCIPIOS TE#RICOS........................................................................................5

PROCEDIMIENTO E$PERIMENTAL......................................................................10

TABLA DE DATOS...............................................................................................12

EJEMPLO DE C%LCULOS....................................................................................14

AN%LISIS Y DISCUCI#N DE RESULTADOS...........................................................18

CONCLUSIONES................................................................................................19

RECOMENDACIONES.........................................................................................20

BIBLIOGRAFA....................................................................................................21

&EBGRAFA.......................................................................................................21

AP'NDICE..........................................................................................................22


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RESUMEN

E( )* +./(/ 2344* 5/ )*72*727 5/ 8+47.:;4* I )7+ 4*;7+ * 5/+*227))*2+7( )* *(57 )7+;?757+ 5/ O+@*)5 = 5/) P4(;/27 2/+/4*2 /+* //2/(4* 7;*2/;7+ /( 4./(* )*+ 47(547(/+ *;7+8?24*+ *)./ +/ /(47(2** (./+27 )*72*727, +/(57 P2/+( *;7+8?24* 5/ !6;;,* .(* /;/2*.2* 5/ 0C = .(* H.;/5*5 2/)*


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IN'RODUCI3N

L*


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VISCOSIDAD Y DENSIDAD DE L(QUIDOS4

O&5E'IVO

D//2;(*4( //2;/(*) 5/ )* *(57 )7+ ;?757+ 5/ O+@*)5 = 5/) P4(;/27 2/+/4


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VISCOSIDAD A&SOLU'A

L*


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P*2* ):.57+ ;3+


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Rotor

Hlice Fija

Portapesas

Tacmetro

Plataorma!"il

8

DENSIDAD

L* 5/(+5*5 /+ .(* ;/55* 5/ 4.3(7 ;*/2*) +/ /(4./(2* 47;2;57 /( .(/+*47 5//2;(*57 /+ )* 4*(5*5 5/ ;*+* 72 .(5*5 5/


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)ICNOME'RO

E+ .( **2*7 ./ +/ .)>* *2* 5//2;(*2 )*+ 5/(+5*5/+ 5/ 5+(

*+ +.+*(4* T*;?( +/ 47(74/ 47;7 82*+47 5/ 5/(+5*5/+ C7(++/ /( .(/./7 82*+47 5/


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MATERIALES V+47+:;/27 S72;/2 47( /+*+ 5/ ! * !00


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8 U(* /2;(*57 5/ .+*2 )* ;./+2* *2( 2//;7+ /) 274/+7 , 4 = 5*2* )* +7).4( 27)/;* /+47/(57 .( ./7 5/ /+*+, * 8( 5/ 7/(/2.(* )/4.2* 5/ /;7 *5/4.*5*

DE'ERMINACI3N DE LA DENSIDAD DE LA ,LICERINA MEDIAN'E EL

M:'ODO DEL )ICN3ME'RO

* L**5* /(/(57 4.5*57 5/ ))/(*2)747;)/*;/(/ H*+* /) 4*)*2, )7 +.;/2;7+ /( .( *7 .(* /;/2*.2*5/ ! KC 5.2*(/ ! ;(, +/ 2/2 5/) *.* +/ +/4 //272;/(/ = +/ /+7/(/(57 /) &

5 S/ 2/2 /) *.* 5/) 4(;/27 = )7 +/4*;7+ /( )* /+.8*, .(* +/47 )75/*;7+ /(82*2 = )7


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'a/6a N; %D*7+ E/2;/(*)/+ 7/(57+ 5/ )* MUESTRA PATR#N G)4/2(*/( /) ?m1 100 m 12 mB 120 m 120

'I

E =S?M)O

t1 09 ! 0" 0"!t 0 ! 19 19!tB 0 96 190 19!t 9 9 1 196t 840B2 420 14B2 1482

'a/6a N; B% D*7+ 7/(57+ 5/ )* SOLUCI#N PROBLEMA G)4/2(* /( /)

'I

EM)O

=S?

t1 1610

t2 1!91t3 160

t4 166

t 1600

'a/6a NG % D*7+ 7/(57+ 47( /) 4(;/27 * ! C

A,UA DESIONI+ADAH1 100 H 61

,LICERINAHB 161 H "006"


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% Dato! 'e


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t =!?

m(

cp

g)

100 0"! 1!0000

12 69!0 10000

120 19"! 100000

12 19! !1

D/ )* 2384* T/(/;7+ * )* /2/+( ;*/;34* ./ 2/)*47(* )* *2/;7+ /) ;?757 5/ ;:(;7+ 4.*52*57+

A=px iy ix i y i

pxi2(xi )2

B=x i2 y ix ix iy i

pxi2(x i )2

N;/27 5/ 5*7+

x i=94.4525 x iyi=1105.8412 (x i )2

=8921.2748

y i= 45.5714 x i2=2268.5456 p=4

R//;)*>*(57A 0!90!


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A 0!B -699"1

B -6990

D/ )* /4.*4(

K A 0!

X* B /(7(4/+ * -9!0" * -9!

AH72* ./ =* 4*)4.)*;7+ )*+ 47(+*(/+ ./ (7+ H*4:*( 8*)* /(/;7+ )* +./(//4.*4(

m=0.7785 t+6.9890

T/(/;7+ )* 2384* 5/ (./+2* *2( G)4/2(* Q./ (7+ +2


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4 CALCULAMOS LA VISCOSIDAD DE NUES'RA SOLUCI3N )RO&LEMADE ,LICERINA

T/(/;7+T/;7 27;/57 1600

P/+7 1!0

150= (0.778516.2700 )+6.9890

=2948.2793cp

B4 CALCULAMOS LA DENSIDAD DE LA ,LICERINA

*4/(57 .+7 5/ )*+ +./(/+ /4.*47(/+

T1T1=

W4W

3

W2W1

T1=4

T1=T1T1 (

T1)agua(4)agua

A,UA DESIONI+ADAH1 100 H 61

,LICERINAHB 161 H "006"

D/(+5*5 5/) A.* * ! C 991" ;"

D/(+5*5 5/) A.* * C 100000 ;"

E(7(4/+ 2//;)*>*(57 /( )*+ /4.*47(/+ )7+ 5*7+ /(/;7+

gliceria25 =

(30.067317.6421)(27.761817.7070)

(25)agua(4)agua


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gliceria25 =

(30.067317.6421)(27.761817.7070)

997.13

1000.00

gliceria25 =1.2322

g

cm

3

*))*;7+ /) /2272

T dela!liceria=1.2613

"rror=("T

T )100

"rror=(1.23221.2613

1.2613)100

"rror=2.2071deerror


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ANLISIS Y DISCUCI3N DE RESUL'ADOS

S/ 5//2;( )*+ 47(+*(/+ = * 5/)


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CONCLUSIONES

L* /4.*4( ;*/;34* ( 4 ; - *, 47(


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RECOMENDACIONES

C*)2*2 4722/4*;/(/ /) *2 )*//2/(4*

A) .)>*2 /) V+47+:;/27 5/ S72;/2, 8*2 ./ /)


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&I&LIO,RAF(A

CASTELLAN G)/2 Z Fisicoqumica Z 5* /54(E5 A55+7( &/+)/= L7(;*( S A, M?47, 199

P3 9-9

HE&,RAF(A

D2/44( 47( URL

H@@@


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A):NDICE

C#e!tonaro%

14 KC


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4 En 6a ormac


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R/8/2/(4* URL

H47/2(47/+4./)*(/5.474/4*5/[4(*.2*)/+.)7*58)/L*72*727+QUIMVISCOSIDAD0DE0SOLUCIONES58

B4 Ind"#e otro! mtodo! epermenta6e! para 6a determnac


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;5/(57 /) /;7 5/ 8).7 5/ .(


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E) ;?757 5/ )* 7)* ./ 4*/, 47(++/ /( 5//2;(*2 /) /;7 ./ *25*

.(* /+8/2* 5/ /+7 = *;*7 47(7457 /( 4*/2 * )7 )*27 5/ .(* 47).;(*

5/ 53;/27 = )7(.5 47(745* 5/) ).57 /( 4./+(

T*)*+ 5/ D*7+ T/247+


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R/8/2/(4* URL

H@@@/H./.+2/2/>F+4*7574+5/(+5*5[

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