AP Chemistry Review: Unit 8

If the solution is acidic, the pH will be _________ 7

• Less than

• Greater than

• Equal to

If a solution has a [H⁺] of 1.2 x 10^-4M what is the [OH^-]?

• 8.3 x 10^-4M 
• 8.3 x 10^-11M 
• 1.2 x 10¹⁰M 
• 1.2 x 10^-4M 

What is the conjugate acid in the following equation?

• PO₄^3- 
• HNO₃ 
• NO₃^- 
• HPO₄^2-
  

Tags

NGSS.HS-PS1-2

What is the conjugate base in the following reaction?

• HCO₃^- 
• HCl
•  H₂CO₃ 
• Cl^-

Tags

NGSS.HS-PS1-2

Which accepts protons?

• Brønsted-Lowry Acids
• Brønsted-Lowry Bases
• Arrhenius Acids
• Arrhenius Bases

Which donates protons?

• Brønsted-Lowry Acids
• Brønsted-Lowry Bases
• Arrhenius Acids
• Arrhenius Bases

Find the pH of a solution with [OH-] = 8.41 x 10^-4.

• 3.08

• 10.92

• 9.88

• 11.23

Calculate the pH of a 0.47M NH₃ (K_b = 1.8 x 10^-5) solution.

• 2.54
• 8.93
• 5.07
• 11.46

Which is the weakest acid?

• HF
• HNO₂
• CH₃COOH
• HClO

Which combination will form a buffer solution?

• 100ml of 0.1M HCI with 50ml of 0.1M NaOH
• 100ml of 0.1M CH₃COOH with 50ml of 0.1M NaOH
• 50ml of 0.1M HCI with 100ml of 0.1M NaOH
• 50ml of 0.1M CH₃COOH with 100ml of 0.1M NaOH