Potassium acid phthalate, KHC8H4O4 (molar mass = 204.22 g/mol), is used to standardize solutions of bases. The acid reacts with bases according to the following balanced equation: KHC8H4O4(aq) + NaOH(aq) H2O(l) + KNaC8H4O4(aq) If a 0.902 g sample of the acid is dissolved in water and titrated to the equivalence point with 26.45 mL of NaOH, what is the molarity of the NaOH solution?

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Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".