pH
Quiz
•
Chemistry
•
3rd Grade
•
Hard
+1
Standards-aligned
Delcia Bravo
Used 17+ times
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se define como pH
La escala que se usa para medir la acidez de las sustancias
Los "horse power" de potencia que tiene una máquina.
Son las siglas de Hewlett Pakard
La escala que se usa para medir la acidez y la alcalinidad de una sustancia.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La fórmula para calcular el pH es:
pH = - log [OH-]
pH = log [OH-]
pH = - log [H+]
pH = log [H+]
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
¿Cuál es el pH de una solución que contiene 2,5 gramos de HCl disueltos en agua hasta completar 1,5 l de solución?
0.045
1.34
-1.22
1.22
otra opción
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Si una solución tiene una [OH-] de 4.5 x 10-7 M, ¿qué tipo de solución es?
Acida
Alcalina
Neutra
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El jugo de naranja tiene un pH ácido. Por tanto se dice que se encuentra en la escala de
Entre 1 a menos de 7
Mayor a 7 hasta 14
Únicamente 7
Otra opción
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El jabón en polvo es una sustancia alcalina. Por tanto su pOH encuentra en la escala de
Entre 1 a menos de 7
Mayor a 7 hasta 14
Únicamente 7
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