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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[