Browse Questions

# The freezing point depression constant for water is $–1.86^{\large\circ} Cm^{–1}$. If 5.00g $Na_2SO_4$ is dissolved in 45.0g $H_2O$, the freezing point is changed by –3.82$^{\large\circ}$C. Calculate the van't Hoff factor for $Na_2SO_4$

2.63
Hence (C) is the correct answer.