At what molar concentration of aqueous nitrouse acid (K_a = 4.5x10^(-4)) the pH of the aqueous solution is 2.

At what molar concentration of aqueous nitrouse acid (K_a = 4.5x10^(-4

1.	At what molar concentration of aqueous nitrouse acid (K_a = 4.5x10^(-4)) the pH of the aqueous solution is 2.
Answer» SOLUTION :`0.222M`