Constante de equilibrio
Quiz
•
Chemistry
•
University
•
Practice Problem
•
Medium
Fransheska Semidey
Used 42+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Cuando la ___________ , la reacción reversa es favorecida.
Kc = 1
Kc > 1
Kc < 1
N/A
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Cuando la ________, ninguna reacción es favorecida. En cambio, se tiene un 50/50
Kc = 1
Kc > 1
Kc < 1
N/A
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
La ___________, indica que la reacción directa es favorecida.
Kc = 1
Kc > 1
Kc < 1
N/A
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Expresar la constante de equilibrio de CaCO3 (s) <==> CaO (s) + CO2 (g)
[ CO2 ]
[ CO ]2
[CaCO]3
[CaCO3] [CO2]
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Cuál es la Kc de la siguiente reacción: A (g) <===> 2B (g)
0.40
0.33
0.35
0.34
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A medida que los reactivos se consumen la velocidad de la reacción directa disminuye.
Cierto
Falso
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Suponga que se hace un análisis de regresión lineal a los datos que se utilizan para preparar una curva de calibración de Absorbancia versus Concentración [M] y se obtiene la siguiente ecuación de la línea:
y = 31,455x + 0.0203
Si una muestra de concentración desconocida tiene una absorbancia de 0.461, utilice la ecuación de la línea y determine su concentración.
1.55 x 10-5M
1.35 x 10-4M
1.40 x 10-5M
1.33 x 10-4M
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