Strength of Acids and Bases
Chemistry ⇒ Acids, Bases, and Salts
Strength of Acids and Bases starts at 9 and continues till grade 12.
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See sample questions for grade 9
A 0.1 M solution of NaOH and a 0.1 M solution of NH3 are prepared. Which solution will have a higher pH?
A student adds equal concentrations of hydrochloric acid and acetic acid to two separate beakers. Which solution will have a lower pH?
A student prepares two solutions: one of 1 M HCl and one of 1 M CH3COOH. Which solution will have more free hydrogen ions?
Define a strong acid.
Describe the difference between a weak acid and a dilute acid.
A 0.1 M solution of NaOH and a 0.1 M solution of NH3 are prepared. Which solution will have a higher pH?
A student adds equal concentrations of hydrochloric acid and acetic acid to two separate beakers. Which solution will have a lower pH?
A student prepares two solutions: one of 1 M HCl and one of 1 M CH3COOH. Which solution will have more free hydrogen ions?
Which of the following acids is weak? (1) Sulfuric acid (H2SO4) (2) Nitric acid (HNO3) (3) Acetic acid (CH3COOH) (4) Hydrochloric acid (HCl)
Which of the following is a property of a strong acid? (1) Partial ionization (2) Complete ionization (3) Low electrical conductivity (4) High pH
Which of the following is a property of a weak acid? (1) High electrical conductivity (2) Low electrical conductivity (3) Completely ionizes in water (4) Has a pH close to 1
Which of the following is a strong acid? (1) Hydrochloric acid (HCl) (2) Acetic acid (CH3COOH) (3) Carbonic acid (H2CO3) (4) Citric acid
Fill in the blank: A _______ acid only partially ionizes in water.
Fill in the blank: A _______ base only partially dissociates in water.
Fill in the blank: A strong acid produces a _______ concentration of hydrogen ions in solution.
Fill in the blank: A strong base produces a _______ concentration of hydroxide ions in solution.
True or False: A dilute solution of a strong acid is still a strong acid.
True or False: A strong base always has a high concentration.
True or False: A strong base completely dissociates in water.
True or False: Acetic acid is a strong acid.
