Explain what is the ph of the solution after naoh

Reference no: EM13175638

A 19.0-mL sample of 0.30 M CH3CH2COOH is titrated with 0.12 M NaOH. What is the pH of the solution after 39.2 mL of NaOH have been added to the acid? Ka=1.3x10^-5
A. 4.54
B. 4.21
C. 4.72
D. 5.56
E. 5.64

Reference no: EM13175638

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