MCAT Review: Acids & Bases

HappyOwl
Quiz by , created over 5 years ago

Third Year MCAT Quiz on MCAT Review: Acids & Bases, created by HappyOwl on 05/20/2014.

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HappyOwl
Created by HappyOwl over 5 years ago
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Question 1

Question
What is the pOH of a 0.350 M solution of Nitric Acid?
Answer
  • 0.460
  • 6.70
  • 12.0
  • 13.5

Question 2

Question
Which of the following has the most impact on the acidity of a halogen acid, HX?
Answer
  • The electronegativity of X
  • The strength of the H-X bond
  • The electron affinity of X
  • The ionization potential of H

Question 3

Question
What is the [H+] in a 0.1 M solution of Nitric Acid into which 0.2 moles per liter of HCl is dissolved?
Answer
  • 0.1 M
  • 0.15 M
  • 0.2 M
  • 0.3 M

Question 4

Question
What is the pH of a 0.520 M solution of NaOH?
Answer
  • 0.280
  • 14.0
  • 0.140
  • 13.7

Question 5

Question
What happens to the pH of a solution of NaOH when BaSO4 is added?
Answer
  • The pH increase.
  • The pH decreases.
  • The pH first increases then decreases.
  • The pH first decreases then increases.

Question 6

Question
What is the pH of a 1.0 M solution of NaCl in water?
Answer
  • 5.5
  • 7
  • 8.5
  • 0

Question 7

Question
What condition must be satisfied to make a good buffer?
Answer
  • You must mix a strong acid with its conjugate base.
  • You must mix a weak acid with its conjugate base.
  • The ratio of base to acid must be around 10.
  • The ratio of base to acid must be around 1.