Problem: A 10.0 mL sample of 0.200 M hydrocyanic acid (HCN) is titrated with 0.0998 M NaOH.What is the pH at the equivalence point? For hydrocyanic acid, pKa = 9.31.

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A 10.0 mL sample of 0.200 M hydrocyanic acid (HCN) is titrated with 0.0998 M NaOH.

What is the pH at the equivalence point? For hydrocyanic acid, pKa = 9.31.

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