What Is pOH? Definition and Calculation - Science Notes and …
Jun 15, 2021 · In chemistry, pOH is a measure of hydroxide ion concentration. The pOH scale is the reverse of the pH scale. pOH and pH are ways of describing how acidic or basic an …
Calculating_pHandpOH - Purdue University
To calculate the pOH of a solution you need to know the concentration of the hydroxide ion in moles per liter (molarity). The pOH is then calculated using the expression:
15.8: pH and pOH Calculations - Chemistry LibreTexts
Dec 12, 2025 · pH and pOH are defined as the negative log of hydrogen ion concentration and hydroxide concentration, respectively. pOH is related to pH and can be easily calculated from pH.
15.2 pH and pOH – Chemistry Fundamentals
The pH and pOH scales represent concentrations of [H A 3 O A +] and OH A, respectively. The pH and pOH values of some common substances at standard temperature (25 °C) are shown …
pOH and how to calculate it - ChemTeam
So, if I have a pOH = 4, I know that the pH = 10 and that this is a basic solution. In a similar way, if I know the pOH is 11, then the pH is 3 and this is an acidic solution. For the examples below, …
pOH Scale and Calculations - CK-12 Foundation
Jan 1, 2026 · The pOH scale is similar to the pH scale in that a pOH of 7 is indicative of a neutral solution. A basic solution has a pOH of less than 7, while an acidic solution has a pOH of …
POH Definition - Organic Chemistry Key Term | Fiveable
pOH is the negative logarithm of the hydroxide ion (OH-) concentration in a solution, and it is a measure of the acidity or basicity of a solution. It is an important concept in the context of …
pOH Scale - IB Chemistry Revision Notes
Jun 2, 2025 · Learn how the pOH scale is used in IB Chemistry. Understand its link to pH, [OH⁻] concentration, and how to calculate pOH from strong bases.
pH, pOH, and K - Division of Chemical Education, Purdue University
The equation above can be used to convert from pH to pOH, or vice versa, for any aqueous solution at 25C, regardless of how much acid or base has been added to the solution.
pH and pOH | Chemistry for Majors - Lumen Learning
The pH and pOH scales represent concentrations of [H 3 O +] and OH −, respectively. The pH and pOH values of some common substances at standard temperature (25 °C) are shown in …