Question

At 298 K, 100 cm³ of a solution containing 3.002 g of an unidentified solute exhibits an osmotic pressure pf 2.55 atm. What is the molar mass of the solute? (R=0.082 L atm K^-1 mol^-1)

Answer 1

V= 100 cm³ = 0.1 L ; 

T = 298 K

W_B = 3.002 g  

π = 2.55 atm