Potencial de Hidrogeno pH
Quiz
•
Chemistry
•
1st Grade
•
Medium
Roxana Monroy
Used 93+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La sustancia que es considera ácida:
a) Vinagre
b) Agua potable
c) Leche de magnesia
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cuando se dice que una sustancia es básica, es porque:
a) Tiene un pH alto
b) No es ácida
c) Es necesaria para la vida
d) Quema la piel
3.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Cuando una sustancia tiene un valor de pH inferior a 7 es considerada una sustancia ______________
4.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Cuando una sustancia tiene un valor de pH igual a ___________ es una sustancia ___________
7, neutra
14, ácida
6, básica
14, neutra
5.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Cuando una sustancia tiene un valor de pH mayor a 7 es considerada una sustancia ______________
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La escala de pH está formada por una recta numérica que va de:
a) 0 a 6,9
b) 0 a 14
c) 1 a 14
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Una sustancia que tiene un rango de pH entre 7.1 y 14 se considera:
a) básica o alcalina
b) neutra
d) ácida
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