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.
Former U.S. congressman and governor of Indiana, Mike Pence was elected vice president of the United States with President Donald Trump in 2016. IN THESE GROUPS. Synopsis. Born in Indiana in 1959, U.S. Vice President Mike Pence attended Hanover College and the Indiana University McKinney School of Law. After losing two bids for a U.S. congressional seat, he became a conservative radio and TV talk show host in the 1990s.