Question

What is water molality?

Answer 1

 there's a real molar concentration forwater by itself ( 55.348 M ), there is a real molality for water by itself ( 55.510 m ). Let's say you had 1 L of water. At 25∘C , the density of water is 0.9970749 g/mL , so that's 0.9970749 kg .

Answer 2

the concentration of a substance in solution, expressed as the number of moles of solute per kilogram of solvent