Answer to Question #283247 in Inorganic Chemistry for Loco Kilo

Question

1.    An aqueous solution of hydrofluoric acid is 12.5 molal with respect to HF and has a density of 1.070 g/mL at 25oC. Calculate:

a.   mole fraction of HF

b.   %w/w of HF

c.   molarity

d.   molality.

e.   mole fraction of HF

Answer 1

12.5moles of water