Molalidad
Quiz
•
Chemistry
•
1st - 3rd Grade
•
Practice Problem
•
Medium
Keila Gonzalez
Used 18+ times
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es la formula para calcular la molalidad?
m = moles soluto
kg disolvente
M = moles soluto
L solución
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Con qué letra se representa la molalidad?
M
N
m
mol
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si se tiene una solución 25 m ¿Qué significa esa concentración?
25 moles soluto en 1 kg de solvente
25 moles de soluto en 1000 mL
25 moles de soluto en 1 L de solvente
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calcular la molalidad de una solución de 95g de (HNO3) en 2.5kg de H2O (PM (HNO3) = 63)
0.6 M
0.89 m
0.6 m
0.9 m
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es la molalidad de usa solución disolviendo 0.15 moles de KCl en 0.35 kg de H2O ?
0.40
0.43 m
4.0
0.4
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