1
You visited us
1
times! Enjoying our articles?
Unlock Full Access!
Byju's Answer
Standard X
Biology
Osmosis
in Mg/Mg2+//A...
Question
in Mg/Mg2+//Ag+/Ag what happens to E cell if [Ag+] increases/decreases and what happens to E cell if [Mg2+] increases/ decreases
Open in App
Solution
Suggest Corrections
0
Similar questions
Q.
Calculate the emf of the cell.
M
g
(
s
)
|
M
g
2
+
(
0.2
M
)
∥
A
g
+
(
1
×
10
−
3
)
|
A
g
E
∘
A
g
+
|
A
g
=
+
0.8
v
o
l
t
,
E
∘
M
g
2
+
|
M
g
=
−
2.37
v
o
l
t
What will be the effect on emf if concentration of
M
g
2
+
ion is decreased to
0.1
M
Q.
For the cell reaction,
M
g
|
M
g
2
+
(
a
q
.
)
∥
A
g
+
(
a
q
.
)
|
A
g
calculate the equilibrium constant at
25
∘
C
and maximum work that can be obtained by operating the cell.
E
∘
M
g
2
+
/
M
g
=
−
2.37
v
o
l
t
and
E
∘
A
g
+
/
A
g
=
+
0.80
v
o
l
t
.
Q.
M
g
(
s
)
|
M
g
2
+
(
0.1
)
|
|
A
g
+
(
1
×
10
−
3
)
|
A
g
E
∘
A
g
+
/
A
g
=
+
0.8
volt
,
E
∘
M
g
2
+
/
M
g
=
−
2.37
volt
Calculate the emf of the cell (Round up the answer to two decimal places)
(
R
T
F
=
0.0591
V
)
Q.
What will be the effect on emf of cell when the concentration of
M
g
2
+
ion is decreased to
10
−
6
M
at
25
o
C
?
M
g
(
s
)
|
M
g
2
+
(
a
q
,
0.2
M
)
|
|
A
g
+
(
a
q
,
1
×
10
−
3
)
|
A
g
(
s
)
E
0
A
g
+
/
A
g
=
+
0.8
V
E
0
M
g
2
+
/
M
g
=
−
2.37
V
Q.
Consider an electrochemical cell in which the following reaction occurs and predict which changes will decreases the cell voltage:
F
e
2
+
(
a
q
)
+
A
g
+
(
a
q
)
→
A
g
(
s
)
+
F
e
3
+
(
a
q
)
(I) decreases the
[
A
g
+
]
(II) increases in
[
F
e
3
+
]
(III) increase the amount of
A
g
View More
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
Related Videos
Osmosis
BIOLOGY
Watch in App
Explore more
Osmosis
Standard X Biology
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
AI Tutor
Textbooks
Question Papers
Install app