
amortiguadores
Authored by Federico Salazar Jimenez
Chemistry
University
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
un ejemplo de solución amortiguadora es
Sangre
Agua
HCl
NaOH
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Un pH igual a 7 es:
Acida
Neutra
Basica
no se puede determinar
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
la capacidad reguladora es:
una medida de la resistencia al cambio del pH que se produciría por el agregado de pequeñas cantidades de ácidos y/o bases fuertes.
un acido
Una sustancia que soporta cambios de pH
una base
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
la sal a utilizar en el experimento es:
cloruro de sodio
acetato de sodio
permanganato de sodio
yoduro de sodio
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
el pH que debe tener la solución amortiguadora que usted prepara es:
4,55
7,00
2,55
10,00
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Una medida de la acidez o basicidad de una solución es:
pH
la auto ionización del agua
una sal
una solución amortiguadora
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
para medir 1,4 ml de ácido acético se utiliza
la pipeta graduada
el beaker
el erlenmeyer
el balón aforado
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