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

Quiz
•
Chemistry
•
12th Grade
•
Medium
LETICIA BARRITA
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10 questions
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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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