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Return to Maths for Chemistry 3e Student Resources
Chapter 18 Multiple choice questions
Quiz Content
*
not completed
.
G
is a function of temperature
T
, pressure p
,
and number of moles
n
. Write an expression for the partial differential of
G
with respect to
p
.
(
∂
G
∂
p
)
T
,
n
correct
incorrect
∂
G
∂
n
correct
incorrect
(
∂
G
∂
p
)
n
correct
incorrect
(
∂
G
∂
T
)
p
,
n
correct
incorrect
*
not completed
.
Write down the partial differential
(
∂
f
∂
x
)
y
,
z
of the following function:
f
(
x
,
y
,
z
) = 4
x
5
- 3
x
4
y
+ 2
x
2
y
2
z
+ 6
xy
2
- 7
yz
3
.
(
∂
f
∂
x
)
y
,
z
=
20
x
4
-
3
x
4
+
4
x
2
y
z
+
12
y
2
correct
incorrect
(
∂
f
∂
x
)
y
,
z
=
20
x
4
-
12
x
3
y
+
4
x
y
2
z
+
6
y
2
correct
incorrect
(
∂
f
∂
x
)
y
,
z
=
20
x
4
-
12
x
3
y
+
4
x
y
2
+
6
x
y
correct
incorrect
(
∂
f
∂
x
)
y
,
z
=
4
x
2
y
2
-
21
y
z
2
correct
incorrect
*
not completed
.
Write down the partial differential
(
∂
f
∂
y
)
x
,
z
of the following function:
f
(
x
,
y
,
z
) = 4
x
5
- 3
x
4
y
+ 2
x
2
y
2
z
+ 6
xy
2
- 7
yz
3
.
(
∂
f
∂
y
)
x
,
z
=
-
3
x
4
+
4
x
2
y
z
+
12
x
y
-
7
z
3
correct
incorrect
(
∂
f
∂
y
)
x
,
z
=
4
x
2
y
2
-
21
y
z
2
correct
incorrect
(
∂
f
∂
y
)
x
,
z
=
20
x
4
-
12
x
3
y
+
4
x
y
2
z
+
6
y
2
correct
incorrect
(
∂
f
∂
y
)
x
,
z
=
17
x
4
+
4
x
2
y
z
+
12
x
y
correct
incorrect
*
not completed
.
Write down the partial differential
(
∂
f
∂
z
)
x
,
y
of the following function:
f
(
x
,
y
,
z
) = 4
x
5
- 3
x
4
y
+ 2
x
2
y
2
z
+ 6
xy
2
- 7
yz
3
.
(
∂
f
∂
z
)
x
,
y
=
20
x
4
-
12
x
3
y
+
4
x
y
2
z
+
6
y
2
correct
incorrect
(
∂
f
∂
z
)
x
,
y
=
-
3
x
4
+
4
x
2
y
z
+
12
x
y
-
7
z
3
correct
incorrect
(
∂
f
∂
z
)
x
,
y
=
4
x
5
-
3
x
4
+
4
x
2
y
z
+
12
x
y
-
7
z
3
correct
incorrect
(
∂
f
∂
z
)
x
,
z
=
2
x
2
y
2
-
21
y
z
2
correct
incorrect
*
not completed
.
Select the
incorrect
partial derivative relationship from the list below.
(
∂
y
∂
x
)
z
=
-
(
∂
y
∂
z
)
x
(
∂
z
∂
x
)
y
correct
incorrect
(
∂
y
∂
x
)
z
=
1
(
∂
x
/
∂
y
)
z
correct
incorrect
(
∂
f
∂
x
)
z
=
(
∂
f
∂
y
)
x
+
(
∂
f
∂
x
)
y
(
∂
y
∂
x
)
z
correct
incorrect
(
∂
f
∂
x
)
z
=
(
∂
f
∂
x
)
y
+
(
∂
f
∂
y
)
x
(
∂
y
∂
x
)
z
correct
incorrect
*
not completed
.
Given that
(
∂
y
∂
z
)
x
=
3
z
2
-
x
y
and
(
∂
z
∂
x
)
y
=
2
y
,
calculate
(
∂
y
∂
x
)
z
.
(
∂
y
∂
x
)
z
=
-
6
y
z
2
+
2
x
y
2
correct
incorrect
(
∂
y
∂
x
)
z
=
3
z
2
2
y
-
x
2
correct
incorrect
(
∂
y
∂
x
)
z
=
3
z
2
-
x
y
+
2
y
correct
incorrect
(
∂
y
∂
x
)
z
=
3
z
2
-
x
y
-
2
y
correct
incorrect
*
not completed
.
The function
J
is dependent on a, b, and
c
.
Write down the total differential.
d
J
=
(
∂
J
∂
a
)
b
,
c
+
(
∂
J
∂
b
)
a
,
c
+
(
∂
J
∂
a
)
a
,
b
correct
incorrect
d
J
=
(
∂
J
∂
a
)
b
,
c
d
b
d
c
+
(
∂
J
∂
b
)
a
,
c
d
a
d
c
+
(
∂
J
∂
c
)
a
,
b
d
a
d
b
correct
incorrect
d
J
=
(
∂
J
∂
a
)
b
,
c
d
a
+
(
∂
J
∂
b
)
a
,
c
d
b
+
(
∂
J
∂
c
)
a
,
b
d
c
correct
incorrect
d
J
=
(
∂
J
∂
a
)
b
,
c
d
b
+
(
∂
J
∂
b
)
a
,
c
d
c
+
(
∂
J
∂
c
)
a
,
b
d
a
correct
incorrect
*
not completed
.
Write down the partial differential
(
∂
2
f
∂
y
∂
z
)
of the following function:
f
(
x
,
y
,
z
) = -5
x
3
y
2
- 6
x
2
yz
+ 8
xy
3
z
2
- 2
yz
5
.
∂
2
f
∂
y
∂
z
=
-
10
x
3
y
-
6
x
2
z
+
24
x
y
2
z
2
-
2
z
5
correct
incorrect
∂
2
f
∂
y
∂
z
=
-
30
x
2
y
-
12
x
z
+
24
y
2
z
2
correct
incorrect
∂
2
f
∂
y
∂
z
=
-
10
x
3
+
48
x
y
z
2
correct
incorrect
∂
2
f
∂
y
∂
z
=
-
6
x
2
+
48
x
y
2
z
-
10
z
4
correct
incorrect
*
not completed
.
Write down the partial differential
(
∂
2
f
∂
x
∂
y
)
of the following function:
f
(
x
,
y
,
z
) = -5
x
3
y
2
- 6x
2
yz + 8
xy
3
z
2
- 2
yz
5
.
∂
2
f
∂
x
∂
y
=
-
10
x
3
+
48
x
y
z
2
correct
incorrect
∂
2
f
∂
x
∂
y
=
-
30
x
2
y
-
12
x
z
+
24
y
2
z
2
correct
incorrect
∂
2
f
∂
y
∂
z
=
-
6
x
2
+
48
x
y
2
z
-
10
z
4
correct
incorrect
∂
2
f
∂
y
∂
z
=
-
10
x
3
y
-
6
x
2
z
+
24
x
y
2
z
2
-
2
z
5
correct
incorrect
*
not completed
.
Given that
f
(
x
,
y
,
z
) = 3
x
2
+ 5
xy
2
z
+ 4
y
3
z
3
.
Calculate
∇
2
f
.
∇
2
f
=
6
x
+
5
y
2
z
+
10
x
y
z
+
12
y
2
z
3
+
5
x
y
2
+
12
y
3
z
2
correct
incorrect
∇
2
f
=
10
y
z
+
10
x
y
+
36
y
2
z
2
+
5
y
2
correct
incorrect
∇
2
f
=
6
+
10
x
z
+
24
y
z
3
+
24
y
3
z
correct
incorrect
∇
2
f
=
5
y
2
+
10
y
z
+
10
x
y
+
36
y
2
z
2
correct
incorrect
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