Chemistry Practice Problems Weak Acids Practice Problems Solution: A weak acid is found to have a percent dissociatio...

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Solution: A weak acid is found to have a percent dissociation of 6.63. What would be the pH of 0.0839 M solution of this weak acid with a dissolution reaction shown below.  HA (aq) + H2O (l) ⇌ H3O+ (aq) + A-(aq) A. 2.255 B. 0.255 C. 1.076 D. 1.106 E. 2.458

Problem

A weak acid is found to have a percent dissociation of 6.63. What would be the pH of 0.0839 M solution of this weak acid with a dissolution reaction shown below. 

HA (aq) + H2O (l) ⇌ H3O+ (aq) + A-(aq)


A. 2.255
B. 0.255
C. 1.076
D. 1.106
E. 2.458