Answer to Question #261895 in Inorganic Chemistry for Stephanie

Inorganic Chemistry

Question #261895

What is the PH of a buffer solution containing 0.2moldm^-3 ethanoic acid and 0.5moldm^-3 sodium ethanoate?Ka=1.75×10^-5 moldm^-3

Expert's answer

.

"PH=-log1.75\u00d710^{-5}+log[\\frac{0.2\u00d710^{-3}}{0.5\u00d710^{-3}}]"

"PH=4.757-0.398=4.359"

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