Q. A solution of urea of strength 8.6g/l is isotonic with a 5% solution of a non-volatile organic compound. Calculate moleculer mass of compound.
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l is isotonic with a 5% solution of a non-volatile organic compound. Calculate moleculer mass of compound.
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Explanation:
No of moles of urea =608.6
5% of unknown solution=100ml5g
1000ml50g
=5g/litre
No of moles of unknown solute =m50
608.6==m50
m=348.9
349amu
Answer:
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