Which of the Following Mathematical Equations Corresponds to the Acid $K_{\mathrm{a}}=\frac{\left[\mathrm{H}^{+}\right]\left[\mathrm{OH}^{-}\right]}{[\mathrm{HB}]}$

question 1

Multiple Choice

Which of the following mathematical equations corresponds to the acid dissociation constant (K_a) ?

• A) \(K_{\mathrm{a}}=\frac{\left[\mathrm{H}^{+}\right]\left[\mathrm{OH}^{-}\right]}{[\mathrm{HB}]}\)
• B) \(K_{\mathrm{a}}=\frac{\left[\mathrm{H}^{+}\right][\mathrm{HB}]}{\left[\mathrm{B}^{-}\right]}\)
• C) \(K_{\mathrm{a}}=\frac{[\mathrm{HB}]\left[\mathrm{B}^{-}\right]}{\left[\mathrm{H}^{+}\right]}\)
• D) \(K_{\mathrm{a}}=\frac{\left[\mathrm{B}^{-}\right][\mathrm{HB}]}{\left[\mathrm{H}^{+}\right]}\)
• E) \(K_{\mathrm{a}}=\frac{\left[\mathrm{H}^{+}\right]\left[\mathrm{B}^{-}\right]}{[\mathrm{HB}]}\)

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