Consider the following system at equilibrium where H° = 182 kJ, and Kc = 7.00×10-5, at 673 K.NH4I(s) NH3(g) + HI(g)When some moles of NH4I(s) are added to the equilibrium system at constant temperature:The value of Kc _________ (increases, decreases, remains the same.)The value of Qc _________is (greater than, is equal to, is less than) Kc.The reaction must a. run in the forward direction to restablish equilibrium.b. run in the reverse direction to restablish equilibrium.c. remain the same. It is already at equilibrium. The concentration of NH3 will _________ (increase,decrease, remain the same.)
Consider the following system at equilibrium where H° = 182 kJ, and Kc = 7.00×10-5, at 673 K.NH4I(s) NH3(g) + HI(g)When some moles of NH4I(s) are added to the equilibrium system at constant temperature:The value of Kc _________ (increases, decreases, remains the same.)The value of Qc _________is (greater than, is equal to, is less than) Kc.The reaction must a. run in the forward direction to restablish equilibrium.b. run in the reverse direction to restablish equilibrium.c. remain the same. It is already at equilibrium. The concentration of NH3 will _________ (increase,decrease, remain the same.)
Chemistry for Engineering Students
4th Edition
ISBN:9781337398909
Author:Lawrence S. Brown, Tom Holme
Publisher:Lawrence S. Brown, Tom Holme
Chapter12: Chemical Equilibrium
Section: Chapter Questions
Problem 12.45PAE: The following equilibrium is established in a closed container: C(s)+O2(g)CO2(g)H=393kJmol1 How does...
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Consider the following system at equilibrium where H° = 182 kJ, and Kc = 7.00×10-5, at 673 K.
NH4I(s) NH3(g) + HI(g)
When some moles of NH4I(s) are added to the equilibrium system at constant temperature:
The value of Kc _________ (increases, decreases, remains the same.)
The value of Qc _________is (greater than, is equal to, is less than) Kc.
The reaction must
The concentration of NH3 will _________ (increase,decrease, remain the same.)
NH4I(s) NH3(g) + HI(g)
When some moles of NH4I(s) are added to the equilibrium system at constant temperature:
The value of Kc _________ (increases, decreases, remains the same.)
The value of Qc _________is (greater than, is equal to, is less than) Kc.
The reaction must
a. run in the forward direction to restablish equilibrium.
b. run in the reverse direction to restablish equilibrium.
c. remain the same. It is already at equilibrium.
b. run in the reverse direction to restablish equilibrium.
c. remain the same. It is already at equilibrium.
The concentration of NH3 will _________ (increase,decrease, remain the same.)
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