Calculate the Percent Ionization of Nitrous Acid in a Solution

question 47

Multiple Choice

Calculate the percent ionization of nitrous acid in a solution that is 0.210 mol L^-1 in nitrous acid (HNO₂) and 0.290 mol L^-1 in potassium nitrite (KNO₂) . The acid dissociation constant of nitrous acid is 4.50 × 10^-4.

• A)58.0
• B)0.154
• C)16.6
• D)2.74 × 10^-3
• E)1.55

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