For the Equilibrium That Exists in an Aqueous Solution of Nitrous

question 28

Multiple Choice

For the equilibrium that exists in an aqueous solution of nitrous acid (HNO₂,a weak acid) ,the equilibrium-constant expression is

• A)K = .
• B)K = .
• C)K = .
• D)K = [H⁺][NO₂^-].
• E)none of these

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