What number of grams of sodium benzoate is necessary to mix with 10 liters of 0.15M benzoic acid to produce a buffered solution of pH equal to 4.8?(Ka=6.5x10-5).eport Abuse. pKa = - log Ka = 4.2 4.8 = 4.2 + log [C6H5COO-]/ 0.15 10 ^ 0.6 = 4.0 = [C6H5COO-]/ 0.15 [C6H5COO-]= 0.60 M moles sodium benzoate needed = 0.60 M x 10 L = 6.0 mass C6H5COONa = 6.0 mol x 144.11 g/mol= 864.6 g. Dr.A Â· 7 years ago. Thumbs up.
The White House Office of the Vice President October 26, 2017 Today, Vice President Mike Pence spoke with Austrian Foreign Minister Sebastian Kurz to congratulate him on his electoral success and the Austrian people on the successful conduct of their October 15 national elections.
Senior Vice President, President International Commercial Group (November 2005 to December 2007) Senior Vice President, President Hershey International (November 2003 to November 2005) Having served as our President and Chief Executive Officer, Mr. Bilbrey has a thorough and comprehensive knowledge of all aspects of the Companyâs business.