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Course: AP CHEMISTRY
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AP CHEMISTRY

1. Atomic Structure and Properties

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2. Compound Structure and Properties

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3. Properties of Substances and Mixtures

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4. Chemical Reactions

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5. Kinetics

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6. Thermochemistry

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7. Equilibrium

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8. Acids and Bases

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9. Thermodynamics and Electrochemistry

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Quiz

8.3 Weak Acid and Base Equilibria – Check yourself

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8.3 Weak Acid and Base Equilibria AP Chemistry check yourself quiz set 2: free practice for AP Chemistry. Work through this 8.3 Weak Acid and Base Equilibria AP Chemistry check yourself quiz set 2 and get instant feedback on every answer. If you get stuck, review the 8.3 Weak Acid and Base Equilibria — Notes lesson. More practice: AP Chemistry — all units. Syllabus: College Board ap chemistry course page.

  • Questions count: 6
  • Passing grade: B+
  • Time limit: 10 minutes
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1.
Which statement best describes Ka × Kb?
Which statement best describes Ka × Kb?
Partially ionises.
Ionised ÷ initial × 100.
x = √(Ka × C) if Ka small.
= Kw for a conjugate pair.
2.
Which statement best describes Ka?
Which statement best describes Ka?
Partially ionises.
= Kw for a conjugate pair.
Ionised ÷ initial × 100.
Acid dissociation constant.
3.
According to the comparison table in this lesson, what is the Quantity of 1?
According to the comparison table in this lesson, what is the Quantity of 1?
Weak acid calculation (0.10 M CH₃COOH, Ka = 1.8 × 10⁻⁵)
pH
% ionisation
Ka expression
Approximate
4.
Which step comes first in the sequence covered in this lesson?
Which step comes first in the sequence covered in this lesson?
pH higher than strong acid
Partial ionisation
Weak acid
Small Ka
5.
Which key term matches this description: "Acid dissociation constant."
Which key term matches this description: "Acid dissociation constant."
Ka
Weak acid
Percent ionisation
Kb
6.
Complete the statement: For a weak acid, H₃O⁺ ≈ ______.
Complete the statement: For a weak acid, H₃O⁺ ≈ ______.
Percent ionisation
Kb
√(Ka·C)
Approximation
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Part of 8. Acids and Bases — see every lesson and quiz in this unit.
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