The observered osmotic pressure for a 0.10 m solution of fe(nh4)2 (so4)2 at 25c is 10.8 atm the expected and experimental values of i will be
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Answer:Fe(NH
4
)
2
(SO
4
)
2
⟶2NH
4
+
+Fe
2+
+2SO
4
2−
Expected value of i=5
Now, observed van't hoff factor =
MRT
P
=
0.10×0.082×298
10.8
=4.42
Explanation:
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