
TSQ1_EV3_ACIDOS Y BASES_61
Authored by Rodrigo Blanco
Chemistry
4th Grade
Used 4+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Determina el pH de una solución cuya concentración de iones [OH-]= 3.35X10-5
4.47
5.67
8.67
9.52
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Los valores de referencia del pH normal de la sangre están dentro de un rango de 7.35-7.45; por debajo de este valor se considera que una persona padece acidosis: por encima de estos valores se considera que un persona padece alcalosis. La concentración de iones [H3O+] en la sangre de una persona es de 31X10-9 M. Determina si la persona:
Se encuentra Sana
Padece acidosis
Padece alcalosis
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Se prepararon 768 ml de una solución de HCl, disolviendo 1 g de HCl. Determina el pH de esta solución.
1.446
2.345
3.456
3.96
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
El pH de un limpiador básico es 12.63. ¿Cuál será su concentración molar?
1.37 M
0.034 M
0.042 M
0.013 M
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
¿Cuál es el par base/ ácido conjugado?
NH3+/H2O
H2O/NH3+
NH3+/NH4+
H2O/OH-
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