Initial Cost Estimates For The Iraq War Were Almost Too Low To Believe. The U.S. will shell out somewhere as much as $6 trillion dollars for the Iraq War, once all is said and done, according to a recent report out of Brown University. According to Reuters, that figure includes $1.7 trillion spent so far with an additional $490 billion in benefits.
Best Answer: A solution has the greatest buffering capacity when the concentration of the weak acid is = at the concentration of its conjugate base. In this case i thing that the correct answer is c. Source(s): Dr.A Â· 6 years ago.
For example, an acid is added to a buffer soloution the conjugate base in that buffer soloution will react with the acid and nuetralise it into a salt with a pH of 7, and the same if a base is added to the buffer solution, this is how the pH of a buffer solutions stays constant when acid or base is added.