P3_Q2_C2_ácidos y bases_43_Recuperacion
4th Grade
•20 Qs
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P3_Q2_C2_ácidos y bases_43_Recuperacion
Quiz
•
Chemistry
•
4th Grade
•
Practice Problem
•
Medium
Rodrigo Blanco
Used 20+ times
FREE Resource
Enhance your content in a minute
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Una solución tiene un pH = 5.67, Determina la concentración de los iones [H3O]+
1.95
1.95X10-3
2.13X10-6
2.13X10-5
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Los ácidos débiles tienen un rango de pH entre:
0-3.99
4-6.99
7.1-11.99
12-14
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Las bases viran el papel tornasol de?
azul-rojo
morado-rosa
rojo-azul
azul-morado
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Los ácidos reaccionan con los metales produciendo una sal e hidrógeno gaseoso
falso
verdadero
5.
MULTIPLE SELECT QUESTION
1 min • 1 pt
¿Algunos ejemplos de ácidos fuertes son?(elige todas las respuestas correctas)
ácido clorhídrico
ácido carbónico
hidróxido de sodio
jugos gástricos
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
El café tiene un pH=5. ¿Cómo se clasifica según la escala de pH?
ácido fuerte
base fuerte
ácido débil
base débil
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿De donde proviene de forma natural el ácido fórmico?
veneno de las abejas
veneno de las serpientes
veneno de las avispas
veneno de las hormigas
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