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SM 11 Chimie

Authored by Château Château Eğitim

Chemistry

11th Grade

Used 1+ times

SM 11 Chimie
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12 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

-71

-142

71

142

Answer explanation

hsdksn

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

74,2

13,8

6,9

27,6

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

3,6

1,2

0,9

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

a=2

b=1

c=3

a=1

b=0

c=2

a=2

b=1

c=2

a=3

b=2

c=1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

 2X +Y+3Z  2T+U2X\ +Y+3Z\ \rightarrow\ 2T+U

La réaction posséde-t-elle une mécanisme ?

Oui

Non

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 H2+12O2  H2O + 68 kcalH_2+\frac{1}{2}O_2\ \rightarrow\ H_2O\ +\ 68\ kcal                                           

 C +O2  CO2 + 94kcalC\ +O_{2\ }\rightarrow\ CO_{2\ }+\ 94kcal            

 C6H6+152O2  6CO2 + 3H2O + 788 kcalC_6H_6+\frac{15}{2}O_2\ \rightarrow\ 6CO_{2\ }+\ 3H_2O\ +\ 788\ kcal        

Quelle est la chaleur de formation du C6H6 en kcal/mol ?

20

24

32

40

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

15 kcal de chaleur dégagé lors de la formation de 1 g d'eau, quelle est la chaleur de formation de l'eau en kcal/mol dans les mêmes conditions ? (H20: 18)

360

-360

270

-270

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