Muestra madre NaOHAlicuotaVolumen dil.

Estandarizacion de NaOHFactor de diluc.10100

g de H2C2O4.2H2O (0,0001)gequivalentesVNaOH ( 0,05)mlN NaOHN prom NaOHdesv N prom NaOH

0,12930,002010,90,18725

0,12180,001910,50,183110,18540,0021

0,12530,002010,650,18572

[NaOH]Madre1,85360,021

Tabla 1: Estandarizacin de NaOH

Tabla 2: Mezclas alcalinas seccin 01 prof Jorge BriceoSeccion 1Molaridad

MuestrasMezclaV Na2CO3 (mL)V NaHCO3 (mL)V NaOH (mL)[Na2CO3]Na2CO3[NaHCO3]NaHCO3[NaOH]NaOH

MB-01NaHCO3-Na2CO3201000,09390,00050,10960,0007

MB-02NaOH-Na2CO3100200,04700,00050,37070,0042

MB-03NaHCO302000,21920,0012

MB-04NaOH-Na2CO3100100,04700,00020,18540,0032

MB-05Na2CO320000,09390,0005

MB-06NaHCO3-Na2CO3202000,09390,00050,21920,0012

Alicuota de 10 mLAlicuota de 5 mL

MuestrasRelacionV1 a gastar (mL)V2 a gastar (mL)V total (mL)V1 a gastar (mL)V2 a gastar (mL)Vtotal (mL)

MB-01V1V241,774,7046,4620,882,3523,23

MB-03V1=0021,9221,92010,9610,96

MB-04V1>V223,234,7027,9311,622,3513,96

MB-05V1=V29,399,3918,784,704,709,39

MB-06V1