Sorry I nee to add something. The Ka for HF = 1 x 10^-3.
Is 50.0 mL of 1.0 M HF and 25.0 mL of 1.0 M NaOH a buffer with an approximate pH of 3?
I say yes. Right?
Is 50.0 mL of 1.0 M HF and 25.0 mL of 1.0 M NaOH a buffer with an approximate pH of 3?
I say yes. Right?