Equilibrium Chemistry Worksheet Page 4
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66.
Start the reaction with 1.00 M N
, 1.00 M H
and 1.00 M NH
at the same
2
2
3
o
temperature, 250
C What is the value of Q under these initial
conditions?
Q =
Compare Q and K. Which way will this reaction proceed?
Which compound will decrease in concentration?
Complete the ICE table for this set of initial conditions.
[N
] (M)
[H
] (M)
[NH
] (M)
2
2
3
Initial
_1.00_
_1.00_
_1.00_
Change
______
______
______
Equilibrium
______
______
______
Write the expression for K.
K =
7.
The equilibrium constant of this reaction changes with temperature.
o
-2
o
At T = 500
C, K
= 3.6 x 10
and at 400
C, K
= 41.
P
P
a)
Raising the temperature increases or decreases K
.
p
b)
Raising the temperature drives the _______ reaction.
c)
Should heat be treated as a product or a reactant?
d)
Is this an endothermic or exothermic reaction?
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