Quizz TASSP pH  2025

Quizz TASSP pH 2025

9th - 12th Grade

20 Qs

quiz-placeholder

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Quizz TASSP pH  2025

Quizz TASSP pH 2025

Assessment

Quiz

Science

9th - 12th Grade

Practice Problem

Medium

Created by

nathalie doyen

Used 6+ times

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

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

Media Image
Media Image
Media Image

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

Si on dilue une solution d'un facteur 10 , 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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