Problem: Which of the following statements are TRUE of buffer solutions?1. A buffer solution can be made by mixing equal concentrations of acetic acid and sodium acetate.2. A buffer solution can be made by mixing equal concentrations of hydrochloric acid and sodium chloride.3. A buffer solution resists changes in pH when small quantities of acid or base are added.a. 1 and 3 onlyb. 1 and 2 onlyc. 2 and 3 onlyd. All of 1, 2, and 3e. None of 1, 2, and 3

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Buffer:

• Weak Base + Conjugate Acid
• Weak Acid + Conjugate Base

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Problem Details

Which of the following statements are TRUE of buffer solutions?

1. A buffer solution can be made by mixing equal concentrations of acetic acid and sodium acetate.

2. A buffer solution can be made by mixing equal concentrations of hydrochloric acid and sodium chloride.

3. A buffer solution resists changes in pH when small quantities of acid or base are added.

a. 1 and 3 only

b. 1 and 2 only

c. 2 and 3 only

d. All of 1, 2, and 3

e. None of 1, 2, and 3

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