Problemas de Unidades de Concentración de Soluciones

Quiz
•
Chemistry
•
12th Grade
•
Easy
LETICIA BARRITA
Used 5+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 8 pts
En una práctica de laboratorio de química, la docente les solicita a los alumnos encontrar la molaridad de una solución de 9 moles de NaOH (Hidróxido de sodio) en 3.2 litros de disolución.
2.81 M
28.1 M
281 M
0.281 M
2.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Determinar la normalidad que se encuentra en una disolución de Ca (OH)2 (hidróxido de Calcio), que contiene 1.75 Eq-g en 3000 ml de dicha disolución.
5.8 N
580 N
0.58 N
58 N
3.
MULTIPLE CHOICE QUESTION
30 sec • 9 pts
Calcular la Normalidad que se encuentra presente en 2750 ml de disolución, la cual contiene 92 g de H₂SO4 (ácido Sulfúrico).
680 N
68 N
0.068 N
0.68 N
4.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
De una muestra de agua de mar de 1500 ml que contiene 12mg de Na. ¿Determina cuanta ppm de ion de sodio hay en dicha muestra?
8 ppm
80 ppm
800 ppm
8000 ppm
5.
MULTIPLE CHOICE QUESTION
30 sec • 7 pts
Determine las ppm de 225 mg CI (Cloro) que se encuentra contenido en 1200 g de agua.
18.75 ppm
187.5 ppm
1875 ppm
1.875 ppm
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