K_b for NH₃is 1

Question 82

Multiple Choice

K_b for NH₃is 1.8 × 10^-5. What is the pH of a 0.45 M aqueous solution of NH₄Cl at 25.0 °C?

A) 2.55
B) 11.45
C) 9.20
D) 4.80
E) 11.23

Related Questions

Q27: According to the Arrhenius concept,an acid is

Q46: The molar concentration of hydronium ion in

Q63: Ammonia is a _.<br>A)weak acid<br>B)strong base<br>C)weak base<br>D)strong

Q78: Calculate the pH of a 0.100 M

Q79: Which of the following aqueous solutions has

Q80: Of the compounds below, a 0.1 M

Q83: What is the concentration (in M)of hydronium

Q84: Using the data in the table, which

Q87: Calculate the concentration (in M)of hydroxide ions

Q94: Of the following substances,an aqueous solution of