Question

What is the molality of a solution that contains 418.8 g HCl in 4.62 kg water?
Select one:
O a. 2.49
Ob. 0.00249
O c. 15.3
Od.4.19e5

Answer 1

Answer:

a. 2.49

Explanation:

Molar mass of HCl= 36.46 g

So, no. of moles=418.8/36.46=11.48

Molality= no. of moles/mass of solvent= 11.48/4.62= 2.49

Answer 2

The correct answer is opinion a 2.49