For the following titration curve, 25 mL of a polyprotic aci…

For the following titration curve, 25 mL of a polyprotic acid was titrated with a known concentration of base: Fill in either EQ for Equivalence Point or ½ EQ for the half-equivalence point in the boxes (A-D) provided. If the base concentration is 0.175M, what is the acid concentration?