2018 11:59 PM 40.8/8 n 6 of 18 Map Strong base is dissolved in 705 mL of 0.200 M weak acid (K, 4.94 x10) to make a buffer with a pH of 4.01 Assume that the volume remains constant when the base is added. Calculate the pK, value of the acid and determine the number of moles of acid initially present Number Number mol HA When the reaction is complete, what is the concentration ratio of conjugate base to acid? Number A. HA How many moles of strong base were initially added? Number mol OH Previous Grve Up & View Solton Check Answer ! Ext Next