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Test Index
Solutions Part 2
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Section:
Chemistry
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© examsnet.com
Question : 18
Total: 72
Assume a living cell with
0.9
%
(
w
∕
w
)
of glucose solution (aqueous). This cell is immersed in another solution having equal mole fraction of glucose and water.
(Consider the data upto first decimal place only)
The cell will :
[28 Jan 2025 Shift 2]
Shrink since solution is
0.45
%
(
w
∕
w
)
as a result of association of glucose molecules (due to hydrogen bonding)
Show no change in volume since solution is
0.9
%
w
∕
w
Shrink since solution is
0.5
%
(
w
∕
w
)
Swell up since solution in
1
%
(
w
∕
w
)
None of Above
Validate
Solution:
Living cell has 0.9 g glucose in 100 g solution.
Which is dipped in a solution with
X
H
2
O
=
‌
1
2
.
Weight of solution
=
‌
1
2
×
180
+
‌
1
2
×
18
=
99
g
.
So, the solution has 90 g glucose in 99 g solution or
%
w
∕
w
=
90.9
%
© examsnet.com
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