Questions
0.6 g of a solute is dissolved in 0.1 L of a solvent which develops an osmotic pressure of 1.23 atm at 27C. The molecular weight of the solute is nearly
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a
149.5 g mol-1
b
120.0 g mol-1
c
430.0 g mol-1
d
None of these
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Correct option is B
π = CRT ⇒1.23=0.6/MwB0.1×0.0821×300 ⇒MwB=120.15 g mol-1Similar Questions
Which of the following liquid pairs shows a positive deviation from Raoults law ?
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