CIENCIAS EXPERIMENTALES
Quiz
•
Chemistry
•
1st Grade
•
Hard
GRACIELA ALPIZAR
Used 7+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Es un ejemplo de sustancia pura.
A. Carbonato de calcio
B. Agua de mar
C. Bronce
D. Jabón líquido
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Es un ejemplo de mezcla heterogénea
A. Cloruro de sodio
B. Hidrógeno
C. Espuma
D. Agua salada
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mezcla homogénea formada por un soluto y un solvente
A. Suspensión
B. Solución
C. Saturación
D. Solubilidad
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sistema disperso que al pasar el tiempo la fase dispersa se asienta y se hace visible
A. Coloides
B. Geles
C. Suspensiones
D. Soles
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Indique el alimento con mayor concentración de iones hidrógeno
A. Zanahoria, pH =6
B. Papa, pH = 5.6
C. Manzana, pH = 3.3
D. Melón, pH = 6.7
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Disolución en la que la cantidad de soluto se encuentra en mínima proporción en un volumen determinado.
A. Concentrada
B. Saturada
C. Diluida
D. Sobresaturada
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Método de separación que se utiliza cuando se quiere separar líquidos con distintos puntos de ebullición
A. Tamizado
B. Centrifugación
C. Filtración
D. Destilación
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