Three Buffers Are Made by Combining a 1 M Solution

question 76

Multiple Choice

Three buffers are made by combining a 1 M solution of acetic acid with a 1 M solution of sodium acetate in the ratios shown below. 1 M acetic acid
1 M sodium acetate
Buffer 1:
10 mL
90 mL
Buffer 2:
50 mL
50 mL
Buffer 3:
90 mL
10 mL
Which statement is TRUE of the resulting buffers?

• A) pH of buffer 1 < pH of buffer 2 < pH of buffer 3
• B) pH of buffer 1 = pH of buffer 2 = pH of buffer 3
• C) pH of buffer 1 > pH of buffer 2 > pH of buffer 3
• D) The problem cannot be solved without knowing the value of pK_a.
• E) None of the statements is true.

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Calculate and analyze transfer prices between divisions.

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