Question

The density of 3 M solution of NaCl is 1.25 g mL−1

. Calculate molality of

solution. (Molar mass of NaCl is 58.5 g mol−1
)​

Answer 1

Answer:

molality = 3000/1250-175.5

= 2.8 m

Answer 2

Answer:

2.8 m is the right answer