
cuestionario de pH
Authored by Hebe Pioli
Chemistry
2nd Grade
Used 84+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
El bicarbonato de sodio es una sustancia:
Ácida
Básica
Neutra
2.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Se define como pH a:
la escala que se usa para medir la acidez de las sustancias.
los "horse power" que tiene una maquina de potencia.
son las siglas de del nobre de Harry Potter.
La escala que se usa para medir la acidez o alcalinidad de una sustancia o una solución
3.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
sinificado de pH
Partículas de hidrógeno
Nivel de acidez o basicidad de los líquidos
Potencial de hidrógeno
Partículas de hidrógeno, hidróxidos e hidronios
4.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
De acuerdo a esta escala de pH: ¿En cual zona se encuentran las bases?
C
A
B
5.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
El rango de 0 A 7 en la escala de pH corresponde a sustancias de carácter
Salado
Básico
Redox
Ácido
6.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Teniendo en cuenta la imagen
El café es mas ácido que el limón.
El café es neutro.
El café es mas ácido que las lluvias ácidas.
El café es mas básico que el agua de mar.
7.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Los indicadores de pH cambian de color
A pH= 7
En un rango de pH
A un valor mas preciso de pH
En la región de pH ácidos.
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