A 5000-ML Solution of 0 $\times$ 10^-10)is Titrated with a 0 $\times$

question 47

Multiple Choice

A 50.00-mL solution of 0.0350 M hydrocyanic acid (K_a = 6.2 $\times$ 10^-10) is titrated with a 0.0333 M solution of sodium hydroxide as the titrant.What is the pH of the acid solution after 15.00 mL of titrant have been added? (K_w = 1.00 $\times$ 10^-14)

• A)1.46
• B)5.33
• C)8.81
• D)10.60
• E)9.21

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