A solution of urea is isotonic with 12g/L glucose solution. What is the concentration of urea?
Answer & explanation
Correct answer: option 1
πurea = πglucose
\(\frac{n_1}{V}\) = \(\frac{n_2}{V}\)
\(\frac{x}{60}\) = \(\frac{12}{180}\) (mol. mass of urea = 60, mol. mass of glucose = 180)
x = 4g/L