The value of ka in water at 25 °c for propionic acid (c2h5co2h) is 3.4 x 10-5 m. what is the ph of a 0.020 m aqueous solution of propionic acid?

Calculate the [H + ] concentration of a 0.050 M solution of CH3NH2. The Kb of CH3NH2 is 1.8 x 10 -4 . (Hint: First use Kb to findCalculate the [H + ] concentration of a 0.050 M solution of CH3NH2. The Kb of CH3NH2 is 1.8 x 10 -4 . (Hint: First use Kb to find

I think option d is the answer