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February 07, 2024 - 08:41 PM พวงหรีดราค - carlotacharlesworth@yahoo.com The definition of pH is used, which is, pH=-logH+concentration. Since you know the pH, this turns into an algebra problem: 2.0 = -logH+concentration Then, logH+concentration = -2 H+concentration = 10-2, or 1/100. The H+ concentration is 0.01 M. IP : 104.250.200.50 |