Transformaciones de concentraciones químicas
Quiz
•
Science
•
10th Grade
•
Practice Problem
•
Hard
Claudia Pizarro Ojeda
Used 32+ times
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7 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
¿Qué magnitud física necesito para transformar unidades?
Densidad
Temperatura
Masa
Distancia
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Unidad química relacionada con masa, volumen y partícula
Molaridad
Molalidad
Mol
Fracción molar
3.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
¿Cuál es la molaridad de una solución de 0,1 moles y 1 litro de solución?
1 m
0,01 M
1 M
0,1 M
4.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
¿Cuál es la molalidad de una solución de 0,5 moles en 700 g de solvente?
7,14 m
0,71 m
7,14 M
0,71 M
5.
MULTIPLE SELECT QUESTION
5 mins • 1 pt
Una solución al 65% m/m de HNO3 s desea expresar en molalidad. ¿Cuál alternativa representa la correcta expresión de molalidad? (masa atómica H=1 N=14 y O=3)
1,03
0,035 m
29,48 m
0,03 m
6.
MULTIPLE SELECT QUESTION
5 mins • 1 pt
¿Cuál es la molaridad de una solución de HCl 37 %m/m cuya densidad es 1,09 g/mL? (masa atómica H=1 Cl=35,5)
1,13 M
1,04 M
91,74 M
0,01 M
7.
MULTIPLE SELECT QUESTION
5 mins • 1 pt
Se necesita expresar la siguiente etiqueta en concentración molal.
"Solución de HF 0,01 M, Densidad 1,14 g/mL"
¿Cuál alternativa indica la opción correcta?
(masa atómica H=1 y F=19)
1,140 m
0,2 m
8,77 m
0,009 m
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