Concentración masa/volumen
Quiz
•
Chemistry
•
9th Grade
•
Practice Problem
•
Medium
Alan M
Used 8+ times
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11 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El soluto en una disolución, es el que está en
Menor cantidad
Mayor cantidad
Igual cantidad
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El disolvente en una disolución, es el que está en
Menor cantidad
Mayor cantidad
Igual cantidad
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Calcular los gramos de una sustancia que hay que pesar para preparar 100 mL de una disolución con una concentración de 20g/L
20g
0.2g
200g
2g
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Queremos preparar 0.25 L de disolución de sal en agua, con una concentración de 5 g/L. ¿Qué cantidad de sal debemos disolver en agua?
0.4 g
0.02 g
1.25 g
2 g
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Si una disolución acuosa de NaCl es 15% m/m, esto quiere decir que:
Existen 15 gramos de soluto por cada 100 gramos de disolución
Existen 15 gramos de soluto y 100 gramos de solvente
Existen 15 gramos de solvente por cada 100 gramos de disolución
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
¿Cuál es la concentración de la disolución que resulta al mezclar 22 g de soluto en un volumen de disolución de 88 mL? (expresa el resultado en g/mL).
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calcular los gramos de una sustancia que hay que pesar para preparar 250 mL de una disolución con una concentración de 40g/L
10g
1g
4g
0.4g
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