Questions tagged 'Acid-Base Equilibria'
3 questions
Feb 09, 2025
TOUGH ORGANIC CHEMISTRY PROBLEM!! (ACID/BASE 3 problem Q)?
Complete the equations for the following equilibria and calculate Keq, ensuring the Keq expression includes [H2O]. Express Keq in proper scientific notation. Given species and their pKa values: - NH3...
Calculate Ka for C5H5NH+?
Calculate the acid dissociation constant (Ka) for the pyridinium ion, C5H5NH+, at 25 degrees Celsius. I believe the only relevant information needed is the Kb value for C5H5N, which is 1.8 x 10^-9. I...
Jan 09, 2025
A 0.050 M solution of the weak acid HA has [H3O+] = 3.77 × 10-4 M. What is the Ka for the acid?
A 0.050 M solution of the weak acid HA has a hydronium ion concentration of [H3O⁺] = 3.77 × 10⁻⁴ M. What is the acid dissociation constant (Ka) for this acid?