Quimica General - LS
Quiz
•
Chemistry
•
University
•
Easy
Leticia Sandoval
Used 12+ times
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5 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Que tipo de Reacción Química es: Fe + CuSO4 --> Cu +FeSO4
Reacción de descomposición
Reacción de sustitución simple
Reacción de doble sustitución
Reacción de Neutralizacion
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Que tipo de reacción es aquella que al producirse, desprenden o liberan calor representado por una variación de entalpía ΔH.
Reacción de Reversible
Reacción Irreversibles
Reacción Exotèrmica
Reacción Endotèrmica
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
El nitrito de amonio acuoso se descompone por calentamiento según la reacción (nitrito de amonio NH4NO2 --> N2 + 2 H2O). Que volumen de nitrógeno en condiciones normales será liberado por la descomposición de 80 g de nitrito de amonio.
28 L
29 L
20 L
Ninguno
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Calcular la masa de carbonato de calcio, que existe en 210g de una solución al 3,5% en m/m de CaCO3
8.745 g CaCO3
6.993 g CaCO3
7,35g CaCO3
Ninguno
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Que Subproductos le falta a la sgt. Reacción Química 4 Zn + 10 HNO3 --> 4 Zn(NO3)2 + N2O + .....
10 H2O
5 H2O
H2O
1/2 H2O
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