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Practice Exercise 2Calculating pH When the
Chapter , Problem 2PE(choose chapter or problem)
Calculating pH When the Henderson-Hasselbalch Equation May Not Be Accurate
Calculate the pH of a buffer that initially contains and in the following two ways:
(i) using the Henderson-Hasselbalch equation and, (ii) making no assumptions
about quantities (which means you will need to use the quadratic equation). The of is .
Calculate the final, equilibrium pH of a buffer that initially contains and . The Ka of is .
Questions & Answers
QUESTION:
Calculating pH When the Henderson-Hasselbalch Equation May Not Be Accurate
Calculate the pH of a buffer that initially contains and in the following two ways:
(i) using the Henderson-Hasselbalch equation and, (ii) making no assumptions
about quantities (which means you will need to use the quadratic equation). The of is .
Calculate the final, equilibrium pH of a buffer that initially contains and . The Ka of is .
ANSWER:
Step 1 of 5
pH of the buffer solution can be calculated by the following formula;
