At 300K, the osmotic pressue of 300mL of a protein aqueous solution is 8.3 × 10–5 bar. The molar mass of protein is 104gmol–1. What is the weight (in g) of the protein present in this solution ? (R = 0.083 L bar mol–1 K–1)

= Osmotic pressure of a sol.C = molar concentrationS = universal gas constantT = Absolute temperatureGiven,       = 8.3 x 10-5bar  8.2x10-5atm              Vsol. = 300ml           molar mass of protein = 104g/mol         W = 10-2gm