For 270.0 mL of a buffer solution that is 0.245 M in HCHO2 and 0.290 M in KCHO2, calculate the initial pH and the final pH after adding 0.031 mol of NaOH. (Ka (HCHO2) = 1.8 × 10-4.) Express your answers to two decimal places. Enter your answers numerically separated by a comma. pHinitial, pHfinal = ΜΕ ΑΣΦ Submit Previous Answers Request Answer ?
For 270.0 mL of a buffer solution that is 0.245 M in HCHO2 and 0.290 M in KCHO2, calculate the initial pH and the final pH after adding 0.031 mol of NaOH. (Ka (HCHO2) = 1.8 × 10-4.) Express your answers to two decimal places. Enter your answers numerically separated by a comma. pHinitial, pHfinal = ΜΕ ΑΣΦ Submit Previous Answers Request Answer ?
General, Organic, and Biological Chemistry
7th Edition
ISBN:9781285853918
Author:H. Stephen Stoker
Publisher:H. Stephen Stoker
Chapter10: Acids, Bases, And Salts
Section: Chapter Questions
Problem 10.114EP
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