Multiple Choice
A lab technician adds 0.20 mol of NaF to 1.00 L of 0.35 M cadmium nitrate, Cd(NO3) 2. Which of the following statements is correct? Ksp = 6.44 × 10−3 for CdF2.
A) Cadmium fluoride precipitates until the solution is saturated.
B) The solution is unsaturated and no precipitate forms.
C) The solubility of cadmium fluoride is increased by the presence of additional fluoride ions.
D) One must know K sp for cadmium nitrate to make meaningful predictions on this system.
E) The presence of NaF will raise the solubility of Cd(NO 3) 2.
Correct Answer:
Verified
Correct Answer:
Verified
Q54: A 25.0-mL sample of 1.00 M NH<sub>3
Q55: The solubility of aluminum hydroxide in water
Q56: A popular buffer solution consists of carbonate
Q57: A buffer is prepared by adding 300.0
Q58: Use the following information to calculate the
Q60: Increasing the concentrations of the components of
Q61: Which one of the following is the
Q62: A 20.0-mL sample of 0.30 M HClO
Q63: Calculate the solubility of silver oxalate, Ag<sub>2</sub>C<sub>2</sub>O<sub>4</sub>,
Q64: When 20.0 mL of 0.15 M hydrochloric