What is the osmotic pressure at $17^oC$ of a solution containing $1.75\; g$ of sucrose $(C_{12}O_{22}H_{11})$ in $150\;cm^3$ solution?
$[sucrose]=\frac{\frac{1.75}{342}}{0.150}=0.0341\frac{mol}{L}$ $\Pi=0.0341\cdot 0.082\cdot (273.15+17)=0.81\; atm$
