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Formula For Weak Acid PH

Chemistry Formulas

Weak Acids :

Let HA be a monoprotic (monobasic) acid whose equilibrium is to be studied. The aqueous solution of HA can be studied in either of two ways :

weak acid

Weak acid (HA) PH

weak acid ph

Solved Example of Weak Acid PH

Q1. The pH of a 1 M CH3COONa solution in water will nearly

A.2.4

B.5.4

C.7.4

D.9.4

Ans. Correct option is D

Q2. pH of a solution containing 0.1M HCl and 0.001M CH3COOH (Ka = 2 × 10–5) is -

A.1

B.2

C.3

D.1.5

Ans. Correct option is A

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