Buffer Solutions with the Component Concentrations Shown Below Were Prepared

question 105

Multiple Choice

Buffer solutions with the component concentrations shown below were prepared. Which of them should have the lowest pH?

• A) [CH₃COOH] = 0.25 M, [CH₃COO¯] = 0.25 M
• B) [CH₃COOH] = 0.75 M, [CH₃COO¯] = 0.75 M
• C) [CH₃COOH] = 0.75 M, [CH₃COO¯] = 0.25 M
• D) [CH₃COOH] = 0.25 M, [CH₃COO¯] = 0.75 M
• E) [CH₃COOH] = 1.00 M, [CH₃COO¯] = 1.00 M

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Strange Situation

A procedure developed by Mary Ainsworth in the 1970s to observe attachment relationships between a caregiver and child by watching the child's behavior when introduced to a new environment, separated from the caregiver, and then reunited.

Ainsworth

Mary Ainsworth was a developmental psychologist known for her work in early emotional attachment with the "Strange Situation" assessment.