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Weak Bases

Q. how to calculate the expected pH from grams?

Solved • Mar 25, 2019

Weak Bases

Q. Calculate the pH of a 0.40 M solution of sodium acetate (NaCH3COO) given that the Ka of acetic acid (CH3COOH) is 1.8 × 10–5.

Solved • Mar 25, 2019

Weak Bases

Q. Find the pH of 0.135 M NaCN solution. For HCN, Ka=4.9×10−10.

Solved • Mar 24, 2019

Weak Bases

Q. Ammonia, NH3, is a weak base with a Kb value of 1.8×10−5. Part A What is the pH of a 9.00×10−2 M ammonia solution? Express your answer numerically to two decimal places.

Solved • Mar 21, 2019

Weak Bases

Q. Find the [OH−] in a 0.320 M solution of ethylamine (C2H5NH2). For ethylamine, Kb = 5.6 × 10−4.

Solved • Mar 20, 2019

Weak Bases

Q. Calculate the OH- ion concentration in a solution that is 0.0100 M in sodium hypochlorite (NaClO). (Kb = 3.33 x 10-7)

Solved • Mar 19, 2019