Calculate the pH of a 0.05 M solution of ascorbic acid (K_a1 = 7.9 *10^-⁵; K_a2 = 1.6 * 10^-¹²). A) 5.4 B) 3.1 C) 6.5 D) 1.3 E) 2.7

Name: Calculate the pH of a 0.05 M solution of ascorbic acid (K a1 = 7.9 *10 - 5 ; K a2 = 1.6 * 10 - 12 ). A) 5.4 B) 3.1 C) 6.5 D) 1.3 E) 2.7
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Quizplus · Accepted Answer

The pH of a weak acid solution can be estimated using the formula pH = -log(√(Ka1 * C)), where C is the concentration of the acid. For ascorbic acid, using Ka1 = 7.9 x 10^-5 and C = 0.05 M, the pH is approximately 2.7.

Calculate the PH of a 0