30) we get
DTb = 
b
2
2
1
 × 1000 × 
 × 
K
M
w
w
(1 32)
 M2 = 
2
b
b
1
1000 × 
 × 
 × 

K
T
w
w
(1 33)
Thus, in order to determine M2, molar mass of the solute, known
mass of solute in a known mass of the solvent is taken and DTb is
determined experimentally for a known solvent whose Kb value is known 18 g of glucose, C6H12O6, is dissolved in 1 kg of water in a saucepan