Answer:
[NaCl] = 6.84 m
Explanation:
Molality is mol of solute / 1 kg of solvent
Let's convert the mass of solvent to kg
11 g = 0.011 kg
Now, let's convert the mass of solute to moles
Mass / molar mass
4.4 g / 58.45 g/mol = 0.0752 moles
Molality → 0.0752 mol / 0.011 kg = 6.84 m