
Soluciones buffer
Quiz
•
Chemistry
•
Professional Development
•
Practice Problem
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Medium
Mayckel Calero
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6 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué es una disolución Buffer?
Una disolución buffer es una solución que mantiene su valor de pKa constante
Una disolución Buffer es una solución que mantiene estable el pH cuando se le añaden pequeñas cantidades de ácido o base.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cómo está formada una solución buffer?
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si un buffer contiene ácido fórmico, que otro reactivo debería contener.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál de los siguientes ácidos no puede ser usado para preparar un buffer?
Ácido bórico
Ácido acético
Ácido nítrico
Ácido láctico
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es la ecuación de Hendersson Hasselbalch?
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es principal condición para que reactivos que forma un par conjugado entre sí puedan ser usados para preparar un buffer?
Deben tener un valor de pKa cercano al pH deseado.
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