acides et bases 2M
Quiz
•
Chemistry
•
9th - 12th Grade
•
Practice Problem
•
Medium
Jo Nu
Used 6+ times
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9 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nous étudions actuellement...
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Par définition un acide est ...
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Une base est l'opposée d'un acide?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Une acide faible qui perd un proton se transforme en...
5.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
le pH d'une solution...
6.
MULTIPLE CHOICE QUESTION
4 mins • 3 pts
Calculez le pH d'une solution contenant 1g d'acide acétique (CH3COOH) dans 2L d'eau.
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Lorsqu'on travaille avec un acide faible: [H+]=(Ka∙Co)1/2 si et seulement si Co≥100Ka ?
8.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Après dissolution d'un acide faible, si [H+]= 1 M ...
pH > 0 et pH <7
9.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Lorsqu'on neutralise un acide fort par une base forte et que nH+ = nOH-
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