Table of Acids with Ka and pKa Values* CLAS * Compiled from Appendix 5 Chem 1A, B, C Lab Manual and Zumdahl 6th Ed. The pKa values for organic acids can be found in Appendix II of Bruice 5th Ed.

Read these instructions to learn how to use this acids and bases chart. The table lists the K a values and the strength of each acid and base. Acids with a K a value less than one are considered weak and get weaker as we move to the bottom of the table.

Aug 14, 2020 · The hydrogen sulfate ion (\(HSO_4^−\)) is both the conjugate base of \(H_2SO_4\) and the conjugate acid of \(SO_4^{2−}\). Just like water, HSO4− can therefore act as either an acid or a base, depending on whether the other reactant is a stronger acid or a stronger base.

Apr 14, 2019 · The acid ionization constant (Ka) for a weak acid can be determined using the equilibrium concentrations of its ions and molecules. In the case of the HSO4− ion, which is a weak acid, the equation for its dissociation into hydronium ions (H3O+) and sulfate ions (SO42−) is: HSO4−(aq) ⇌ H3O+(aq) + SO42−(aq)

Jul 12, 2021 · The acid dissociation constant, ka, of HSO4- indicates that it is a strong acid. Details about acid dissociation constant can be found below. What is acid dissociation constant? The acid dissociation constant denoted by Ka is the measure of the strength of an acid.

Note: A K a of "very large" indicates a strong acid.

Acid Ionization Constants at 25 °C. Acid Formula K a. Acetic acid HC 2 H 3 O 2 1.8×10 –5 Acrylic acid HC 3 H 3 O 2 5.5×10 –5 Aluminum 3+ ion Al 3+ (aq) 1.4×10 –5 Ammonium ion NH 4 + 5.6×10 –10 Anilinium ion C 6 H 5 NH 3 + 1.4×10 –5 Arsenic acid H 3 AsO 4 6.0×10 –3 H 2 AsO 4 – 1.0×10 –7. HAsO 4 2– 3.2×10 –12. Arsenous acid H 3 AsO 3 6.6×10 –10 Ascorbic acid H 2 C ...

Nov 2, 2023 · The acid dissociation constant, Ka, is a measure of the strength of an acid in solution. It represents the** equilibrium constant for the ionization** of the acid. A smaller Ka value indicates a lower degree of ionization and therefore correspond to a weaker acid. In the case of HSO4-, the Ka is 1.2 x 10-, suggesting that it is a weak acid.

Jun 18, 2024 · What is the PH value of potassium sulphate? The pKa of HSO4- (the second pKa of H2SO4) is 1.92. The Ka is thus 0.0120. Still curious? Ask our experts. I've made my fair share of mistakes, and...

Jun 1, 2009 · The Ka for HSO4- is 1.2E-2. When 1 mole of HSO4- is added to one liter of pure water: A. the ion completely dissociates B. most, but not all, of the ions...