计算0.01molL-1HAc溶液的PH值.
问题描述:
计算0.01molL-1HAc溶液的PH值.
答
[H+]=√(0.01 * 1.8 * 10 ^-5)
=4.2 * 10^-4 (mol/L)
PH = -Lg (4.2 * 10^-4)
=3.37