Soluciones Buffer
Quiz
•
Chemistry
•
1st - 3rd Grade
•
Practice Problem
•
Medium
Diana Espinel
Used 58+ times
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1 ¿Cuál es el pH de una solución si la concentración de iones (H+) 10-4 M?
4
3.5
8
10
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Sustancia química que tiene la propiedad de resistir cambios de pH cuando se agregan cantidades moderadas de ácido o base.
Tampón
Amortiguador
Regulador
Solución
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Una solución buffer está comuesta de
ácido y base debil
ácido debil y base conjugada
base y ácido fuerte
agua pura y base
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
La formula Henderson- Hasselbalch sirve para:
Conocer el pH de una mezcla amortiguadora
Perder el tiempo
Conocer el pka de una mezcla amortiguadora
Conocer que cantidad de agua debo adicionar al buffer
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
pH es:
La cantidad de OH que contiene una sustancia.
La cantidad de H+ de una sustancia en forma Logaritmica
La cantidad de H+ y de OH de una sustancia
Ninguna de las anteriores
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