Astudent must make a buffer solution with a ph of 1.00. determine which weak acid is the best option to make a buffer at the specified ph. formic acid, ka = 1.77 x 10−4, 2.00 m acetic acid, ka = 1.75 x 10−5, 5.00 m sodium bisulfate monohydrate, ka = 1.20 x 10−2, 3.00 m propionic acid, ka =1.34 x 10−5, 3.00 m