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

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MCAT Review: Acids & Bases

Question 1 of 7

1

What is the pOH of a 0.350 M solution of Nitric Acid?

Select one of the following:

  • 0.460

  • 6.70

  • 12.0

  • 13.5

Explanation

Question 2 of 7

1

Which of the following has the most impact on the acidity of a halogen acid, HX?

Select one of the following:

  • The electronegativity of X

  • The strength of the H-X bond

  • The electron affinity of X

  • The ionization potential of H

Explanation

Question 3 of 7

1

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

Select one of the following:

  • 0.1 M

  • 0.15 M

  • 0.2 M

  • 0.3 M

Explanation

Question 4 of 7

1

What is the pH of a 0.520 M solution of NaOH?

Select one of the following:

  • 0.280

  • 14.0

  • 0.140

  • 13.7

Explanation

Question 5 of 7

1

What happens to the pH of a solution of NaOH when BaSO4 is added?

Select one of the following:

  • The pH increase.

  • The pH decreases.

  • The pH first increases then decreases.

  • The pH first decreases then increases.

Explanation

Question 6 of 7

1

What is the pH of a 1.0 M solution of NaCl in water?

Select one of the following:

  • 5.5

  • 7

  • 8.5

  • 0

Explanation

Question 7 of 7

1

What condition must be satisfied to make a good buffer?

Select one of the following:

  • 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.

Explanation