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Estado gaseoso

Authored by Raul Cachique

Chemistry

University

Used 8+ times

Estado gaseoso
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4 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Se dispone de 720 g de agua, indicar cuántos mol se obtienen

120

60

100

140

40

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Se tiene una muestra de 220 g de propano C3 H8, Calcule el número de mol.mA:C=12,H=1,O=16

5

6

10

12

8

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

El número de moléculas en 16 g de CH4 es :

6 x 1024

6 x 1023

6 x 10 25

1,2 x 1024

1,2 x 1023

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

1.Hallar el % de calcio que existe en : CaCO3.

P.A.(Ca = 40, O = 16)

24%

12%

36%

50%

40%

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