A Concentrated Hydrofluoric Acid Solution Is 49

question 20

Multiple Choice

A concentrated hydrofluoric acid solution is 49.0% HF by mass and has a density of 1.3406 g/mL at 25°C.What is the mass of HF per L of solution?

• A)637 g HF /L soln
• B)0.0013 g HF /L soln
• C)376 g HF /L soln
• D)0.265 g HF /L soln
• E)3.76 g HF /L soln