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A buffer system is designed using acetic acid, CH3COOH, and sodium acetate, NaCH3COO. The pKa of acetic acid is 4.74.
Problem a) What is the pH of a buffer solution containing 0.14 M of CH3COOH and 0.18 M of NaCH3COO?
Problem b) What is the pH of a buffer solution containing 0.11 M of CH3COOH and 0.04 M of NaCH3COO?
Problem c) Which of the buffer systems from a) or b) above is better able to maintain a steady pH on the addition of small amounts of either a strong acid or a strong base? Explain.
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Johnson Corporation is preparing a flexible budget, Using the least square method Compute the total manufacturing cost if actual machine hours is 6, 000
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