Calculating the Equilibrium Constant
AP Chemistry · Flashcards · Application
AP CHEMISTRY · FLASHCARDS
Card 1
of 20
0 got it
0 to review
Current
Got it
Still learning
Not seen
QUESTION
Calculate
K
p
K_p
K
p
for
2
A
(
g
)
⇌
B
(
g
)
2A(g)\rightleftharpoons B(g)
2
A
(
g
)
⇌
B
(
g
)
if
P
A
=
0.50
atm
P_A=0.50\,\text{atm}
P
A
=
0.50
atm
and
P
B
=
2.0
atm
P_B=2.0\,\text{atm}
P
B
=
2.0
atm
at equilibrium.
QUESTION
What is
K
p
K_p
K
p
from
K
c
=
0.50
K_c=0.50
K
c
=
0.50
at
T
=
300
K
T=300\,K
T
=
300
K
for
N
2
O
4
(
g
)
⇌
2
N
O
2
(
g
)
N_2O_4(g)\rightleftharpoons 2NO_2(g)
N
2
O
4
(
g
)
⇌
2
N
O
2
(
g
)
? Use
R
=
0.0821
R=0.0821
R
=
0.0821
.
QUESTION
What is
Δ
n
gas
\Delta n_{\text{gas}}
Δ
n
gas
for
2
SO
2
(
g
)
+
O
2
(
g
)
⇌
2
SO
3
(
g
)
2\text{SO}_2(g)+\text{O}_2(g)\rightleftharpoons^2\text{SO}_3(g)
2
SO
2
(
g
)
+
O
2
(
g
)
⇌
2
SO
3
(
g
)
?
Tap to flip before you grade
ANSWER
Δ
n
gas
=
−
1
\Delta n_{\text{gas}}=-1
Δ
n
gas
=
−
1
.
2
2
2
moles gas products minus
3
3
3
moles gas reactants equals
−
1
-1
−
1
.
Swipe → got it · swipe ← still learning
Got it
Still learning
Flip Card
Previous card
Next card