Questions tagged 'Acids & Bases'
7 questions
how to determine if something is a weak or strong acid/base?
How can I determine whether a substance is a weak or strong acid or base? For example, how do I classify compounds like C5H5NH+ or C9H7N? I understand that there is a formula for this classification,...
Feb 03, 2025
Hydrochloric acid ( 75.0 mL, 0.250M ) is added to 225.0mL of 0.050 M barium hydroxide. What is the concentration of excess H or OH-
Hydrochloric acid with a volume of 75.0 mL and a concentration of 0.250 M is added to 225.0 mL of barium hydroxide at a concentration of 0.050 M. What is the concentration of the excess hydrogen ions...
NH3 is a weak base (Kb = 1.8 × 10–5) so the salt NH4Cl acts as weak acid. What is the pH of a solution that is 0.043 M in NH4Cl at 25 °C?
What is the pH of a 0.043 M ammonium chloride (NH4Cl) solution at 25 °C, considering that NH3 is a weak base with a Kb value of 1.8 × 10⁻⁵, and that the salt NH4Cl behaves as a weak acid in solution?
If you find that a substance turns litmus paper to blue and contains hydroxide ions, it is most likely
If a substance turns litmus paper blue and contains hydroxide ions, what is it most likely to be?
Jan 05, 2025
Complete this Brønsted-Lowry reaction, placing each product by its appropriate label?
Complete the following Brønsted-Lowry reaction by identifying and labeling each product appropriately: HSO4^- + CN^- → (acid) + (base)
chem help! plz!!!!!!!!!!!?
What are the characteristics of a strong acid or base? (1 point) - Polar covalent bonding - Complete ionization in water - Ionic bonding - Presence of a hydroxide or hydrogen ion What is another nam...
Problem PageQuestion A chemistry graduate student is given of a benzoic acid solution. Benzoic acid is a weak acid with . What mass
A chemistry graduate student is provided with a solution of benzoic acid, a weak acid with a known dissociation constant. What mass of a specific compound should the student dissolve in the solution t...