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Q2.P1_A4. Relaciones masa-masa y volumen-volumen

Authored by LETICIA BARRITA

Chemistry

12th Grade

10 Questions

Used 15+ times

Q2.P1_A4. Relaciones masa-masa y volumen-volumen
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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

¿Cuántos gramos de NH3 se forman, si se hacen reaccionar 100 g de Mg3N2 con 72 gr de H2O?

(Masas molares NH3 = 17 gr/mol , Mg3N2 = 100.09 gr/mol,

H2O = 18 gr /mol )

Mg3N2 + 6H2O --> 3Mg(OH)2 + 2NH3

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

El óxido de aluminio se reduce con C, ya que es un agente reductor muy empleado en la metalurgía, para obtener aluminio :Al2O3 + C→ Al + CO2

¿Cuánto aluminio se puede obtener en gramos a partir de 2040 g de Al2O3

1000 gr de Al

209 gr de Al

1080 gr de Al

9842 gr de Al

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