Potassium hydrogen phthalate (KHP) is used to standardize sodium hydroxide.If 35.39 mL of NaOH(aq) is required to titrate 0.8246 g KHP to the equivalence point,what is the concentration of the NaOH(aq) ? (The molar mass of KHP = 204.2 g/mol)
HC8H4O4-(aq) + OH-(aq) C8H4O42-(aq) + H2O(
)
A) 0.02318 M
B) 0.05705 M
C) 0.0859 M
D) 0.1141 M
E) 0.1429 M
Correct Answer:
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