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Weak Bases

Q. A 75.0-mL volume 0.200 M NH3 (Kb = 1.8 x 10^-5) is titrated with 0.500 M HNO3. Calculate the pH after the addition of 27.0 mL of HNO3. Express your answer numerically.

Solved • Feb 26, 2020

Weak Bases

Q. Determine the pH during the titration of 37.4 mL of 0.253 M diethylamine ((C2H5)2NH, Kb = 6.9×10^-4) by 0.253 M HBr at the following points. (Assume the titration is done at 25 °C.) Note that state symbols are not shown for species in this problem. (a) Before the addition of any HBr ??

Solved • Mar 17, 2020

Weak Bases

Q. The hydronium ion concentration of an aqueous solution of 0.359 M aniline (a weak base with the formula C6H5NH2) is ... [H3O+] = ______ M.

Solved • Mar 15, 2020

Weak Bases

Q. The pH of an aqueous solution of 0.432 M morphine (a weak base with the formula C17H19ON) is _____.

Solved • Mar 6, 2020

Weak Bases

Q. The hydronium ion concentration of an aqueous solution of 0.432 M quinoline (a weak base with the formula C9H7N) is ...

Solved • Mar 5, 2020

Weak Bases

Q. The hydroxide ion concentration, [OH^-], of an aqueous solution of 0.432 M caffeine (a weak base with the formula C8H10N4O2), Kb = 4.1x10^-4, is:

Solved • Mar 5, 2020

Weak Bases

Q. The pH of an aqueous solution of 0.432 M morphine (a weak base with the formula C17H19O3N) is _____.

Solved • Mar 5, 2020