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Get Answers to all your Questions
(a) A solution contains (Molar mass
) per litre of solution. It has an osmotic pressure of
at
. Calculate the degree of dissociation of
in this solution.
(Given :)
(b) State Henry’s law. Why is air diluted with helium in the tanks used by scuba divers ?
Answers (1)
a) π = i CRT
4.75 = i x 5.85/58.5 x 0.082 x 300
i = 1.93
b) Partial pressure of gas in liquid is directly proportional to its solubility or mole fraction. Air is diluted with helium in the tanks used by scuba divers to prevent bends
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