A chemistry graduate student is given 125 mL of a 0 60M

Last updated: 4/29/2023

A chemistry graduate student is given 125 mL of a 0 60M pyridine C H N solution Pyridine is a weak base with K 1 7 x 10 What mass of CH NHBr should the student dissolve in the C3H N solution to turn it into a buffer with pH 5 09 C You may assume that the volume of the solution doesn t change when the C H NHBr is dissolved in it Be sure your answer has a unit symbol and round it to 2 significant digits