Answer:

mass of solute = 2.40 g

mass of solvent = 750 g = 0.750 kg

molar mass of solute = 154 g/mol

solute: biphenyl

solvent: benzene

Required:

a) boiling point of the solution

b) freezing point of the solution

Solution: (a)

Step 1: Calculate the number of moles of solute.

Explanation:

pa brianliest na apo ako

kung babae ka ily mahal na kita