Calculate the pH of an acid solution containing 0.044 M HNO₃. A) 12.64 B) 2.81 C) 1.36 D) 0.044 E) none of these

Name: Calculate the pH of an acid solution containing 0.044 M HNO 3 . A) 12.64 B) 2.81 C) 1.36 D) 0.044 E) none of these
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Quizplus · Accepted Answer

HNO₃ is a strong acid and dissociates completely in solution. The concentration of H⁺ ions is equal to the concentration of HNO₃, which is 0.044 M. The pH is calculated using the formula pH = -log[H⁺], so pH = -log(0.044) ≈ 1.36.

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