Introduction to Entropy
AP Chemistry · Flashcards · Application
AP CHEMISTRY · FLASHCARDS
Card 1
of 7
0 got it
0 to review
Current
Got it
Still learning
Not seen
QUESTION
Determine
Δ
S
\Delta S
Δ
S
for a reversible isothermal expansion with
q
=
150
J
q = 150 \text{ J}
q
=
150
J
,
T
=
300
K
T = 300 \text{ K}
T
=
300
K
.
QUESTION
What is the sign of entropy change for an exothermic process with gas decrease?
QUESTION
Find
Δ
S
\Delta S
Δ
S
for
q
=
300
J
q = 300 \text{ J}
q
=
300
J
at
T
=
400
K
T = 400 \text{ K}
T
=
400
K
.
Tap to flip before you grade
ANSWER
Δ
S
=
0.75
J/K
\Delta S = 0.75 \text{ J/K}
Δ
S
=
0.75
J/K
. Direct calculation using
Δ
S
=
q
/
T
\Delta S = q/T
Δ
S
=
q
/
T
.
Swipe → got it · swipe ← still learning
Got it
Still learning
Flip Card
Previous card
Next card