In: Chemistry
A 1 liter solution contains 0.436 M hypochlorous acid and 0.581 M sodium hypochlorite.
Addition of 0.109 moles of barium hydroxide will:
(Assume that the volume does not change upon the addition of barium hydroxide.)
Raise the pH slightly
Lower the pH slightly
Raise the pH by several units
Lower the pH by several units
Not change the pH
Exceed the buffer capacity
A 1 liter solution contains 0.460 M hydrofluoric acid and 0.345 M potassium fluoride.
Addition of 0.380 moles of hydrobromic acid will:
(Assume that the volume does not change upon the addition of hydrobromic acid.)
Raise the pH slightly
Lower the pH slightly
Raise the pH by several units
Lower the pH by several units
Not change the pH
Exceed the buffer capacity
A 1 liter solution contains 0.401 M hydrofluoric acid and 0.301 M potassium fluoride.
Addition of 0.150 moles of hydrobromic acid will:
(Assume that the volume does not change upon the addition of hydrobromic acid.)
Raise the pH slightly
Lower the pH slightly
Raise the pH by several units
Lower the pH by several units
Not change the pH
Exceed the buffer capacity