Order Chemical Equilibria Discussion Questions

Order Chemical Equilibria Discussion Questions
Order Chemical Equilibria Discussion Questions
1. Write the general expression for the equilibrium constant (XK) for the
2. The equilibrium constant for the following reaction is 0.335 at 1,000 K:
2 SO3(g) S 2 SO,(g) O2(g) }
j What is the value of the equilibrium constant for the following reaction — i
at the same temperature? |
following reaction
= C(graphite) 2 N,O(g) S CO,(g) 2 N>(g) ‘
: |
\

116. The equilibrium constant for the following reaction is 0.335 at 1,000 K: _
2 SO3(g) SS 2 SOj(g) On(g)
1
|
‘ . * |. . . { What is the value of the equilibrium constant for the reverse reaction? | Ee
4
Order Chemical Equilibria Discussion Questions
117. The equilibrium constant (X’) for the following reaction is 0.335 at
1,000 K (7):
2 SO,(g) S 2 SO,(g) Ong)
What is the value of the standard Gibbs energy for the reaction?
A RSg A
118. The standard Gibbs free energy (AG,,,,°) for the following equilibrium
reaction is 2.6 kJ mol!:
H,(g) L(g) S 2 HI(g)
Soca cme SEN Rin et
22
119.
120.
121.
122.
123:
124.
McGraw-Hill’s 500 Physical Chemistry Questions
A gas mixture containing 2.00 bar of hydrogen gas (/%;,), 2.00 bar of
iodine vapor (7, ), and 0.500 bar of hydrogen iodide (P41) is in a sealed
container at 398 K (7). Will more hydrogen iodide form?
The standard Gibbs free energy (AG,,,°) for the following equilibrium
reaction is 2.6 kJ mol:
H,(g) L(g) S 2 HI(g)
A gas mixture containing 0.500 bar of hydrogen gas (/},), 0.500 bar of
iodine vapor (2), and 2.00 bar of hydrogen iodide (Padi is in a sealed
container at 398 K (7). Will more hydrogen iodide form?
Dinitrogen trioxide is an unstable compound that exists in equilibrium
with nitrogen oxide and nitrogen dioxide. A 1.312-g sample (m) of
dinitrogen trioxide quickly reaches an equilibrium pressure of 0.8885 bar
(P) in an 0.7500-L (V) container at 298.15 K (7’). What is the average
molar mass at equilibrium?
Order Chemical Equilibria Discussion Questions
Dinitrogen trioxide is an unstable compound that exists in equilibrium
with nitrogen oxide and nitrogen dioxide. A 1.312-g sample of dinitrogen
trioxide quickly reaches an equilibrium pressure of 0.8885 bar in an
0.7500-L container at 298.15 K. The average molar mass at equilibrium is
48.81 ¢ mol! (M). What is the extent of reaction (

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