
Soluciones porcentuales
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•
Specialty
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1st - 12th Grade
•
Hard
Yamila Teran
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9 Slides • 0 Questions
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Soluciones porcentuales
TP Quimica General- Yamila Terán
2
Las soluciones se componen
por un soluto y un solvente
3
Su concentración se puede expresar en
% P/P
%P/V
% V/V
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Para resolver, analizo el problema
¿Que datos tengo?
¿Que me pide calcular?
¿Puedo utilizar alguna formula?
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a) 4,8gr de cloruro de sodio en 125ml de solucion ( dsol=0,96 g/ml)
Datos:
Analizo
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a) 4,8gr de cloruro de sodio en 125ml de solucion ( dsol=0,96 g/ml)
dsol= m/v ---------> 0,96g/ml x 125ml = gr sol
m= 120gr
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a) 4,8gr de cloruro de sodio en 125ml de solucion ( dsol=0,96 g/ml)
X gr sto ----------> 100gr sol
4,8gr sto---------120gr sol
X= 4% P/P
9
Recordar
Que en algunos casos tengamos que tener en cuenta este concepto.
Soluciones porcentuales
TP Quimica General- Yamila Terán
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