Quiz 1 : Análisis químico
Quiz
•
Chemistry
•
University
•
Practice Problem
•
Hard
Cesar Eduardo Siabato
Used 58+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La concentración de una solución se define como:
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Se preparó medio litro de una solución patrón de HCl 1M; de esta solución, se extrajeron 50 ml y se llevaron a unbalón aforado de 100 ml, luego se completó a volumen añadiendo agua. Teniendo en cuenta esta información, esválido afirmar que el valor de la concentración en la nueva solución será igual
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se define como la cantidad de moles de soluto por litro de solución.
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Una solución contiene 14 gramos de cloruro de sodio (NaCl) disueltos en 79,33 gramos de agua (H2O). La concentración de esta solución equivale a
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Si se desea disminuir la concentración de una solución de NaOH sin variar la cantidad de soluto, es necesario
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El equilibrio se desplazara a la derecha, es decir favorecerá a los productos
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
las unidades de K son:
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