Problem- The Ka of HF is 6.3X10^-4. Suppose you prepare a solution by dissolving 1.04 g of NaF in 50.9mL of 0.51M HF. Assuming that the volume of the solution doesn't change after adding the NaF, what is the pH of the solution after you dissolve the NaF?
Explain the each and every step in detail for help