part a and b please !

MISSED THIS? Read Section 18.4 reages 503817 Watch KV 188 WE 17 Determine the molar mess of the act Express your answer in grams per mole to two significant figures 0.417.8 sample of an unknowo monoprolic acid was titrated with 0 115 M KOH and the resulting fitration curve is shown hore YO AED /mol 14 12 10 Submit Previous animo essas 8 1 Hd NO 6 4 2 0 0 20 40 60 80 100 Volume of base added (mL) X Incorrect: Try Again: 7 attempts remaining First calculate the amount of KOH odded to reach the equivalence point to its volume and its contra According to the ration curve the aquivalence point occurs when 35 ml of the tastes bonded The calculate the nolar mass of the acid from the given mass and the number of moles of the cd Note that of moles of acid at the equivalence point is stoichiomly oqual to the number of moles of taso Part B Determine the pk, of the acid Express your answer to two significant figures