Pour mesurer précisément le pH d'une solution , on utilise :
Quizz TASSP pH

Quiz
•
Science
•
9th - 12th Grade
•
Medium

nathalie doyen
Used 3+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Un acide réagit avec de l'eau pour former:
une base
l'ion H+
l'ion H3O+
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
En diluant 10 mL d'une base dans une fiole jaugée complétée à 100 mL:
on dilue d'un facteur 10
on dilue d'un facteur 2
on dilue d'un facteur 100
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
le pH de la solution va varier de :
-1
+1
0
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
pour obtenir la concentration (H3O+) à partir du pH on utilise la formule:
pH-10
log(pH)
10-pH
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
en inversement pour obtenir le pH à partir de (H3O+) on utilise la relation:
-log ([H3O+])
10(H3O+)
[H3O+]-10
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Une solution a un pH de 3,8:
[H3O+] = 0,38 mol/L
[H3O+] = 0,0038 mol/L
[H3O+] = 0,00016 mol / L
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