
Molaridad
Authored by JULIO PEREZ
Chemistry
9th Grade
Used 39+ times

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9 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
¿Cuántos litros de solución de Ca(OH)2 0,1 M se necesitan para suministrar 0,05 moles de Ca(OH)2? Ca:40 ; O=16 ; H=1
250 l.
1.5 l.
0.5 l.
0.25 l.
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Obtén la molaridad de una disolución que tiene 1.2 moles de HCl en 2 litros de disolución
0.5 M
0.6 M
1.6 M
2.4 M
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Obtén los moles de una disolución de 1.3 L si tiene una concentración de 0.9 M
1 mol
0.69 moles
1.17 moles
1.44 moles
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Se disuelven 1,2 g de KMnO4 en 500 mL de agua. La concentración molar de la solución es:
Las masas atómicas son: K =39, Mn = 55, O = 16.
0,022 M
0,015 M
0,032 M
0,011 M
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Obtén la masa molar del siguiente compuesto HF
19 g/mol
20 g/mol
22 g/mol
10 g/mol
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Obtén la molaridad de una disolución que tiene 1.2 moles de HCl en 2 litros de disolución
0.5 M
0.6 M
1.6 M
2.4 M
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Obtener la molaridad de una disolución de 1.8 L si en él hay 2.5 moles de HBr
1.38 M
1 M
2 M
2.5 M
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