Prepare 1.00L of a pH~12 buffer with a total phosphate concentration of 0.050 M.You have at your disposal the following compounds
H3PO4 Ka=7.11*10^-3 FW=97.9950
NaH2PO4 Ka=6.34 * 10^-8 Fw=119.9769
Na2HPO4= ka=4.22*10^-13 fw=141.9588
Which two compounds would you use to prepare a buffer of ph~12 and how many grams of each of the two selected compounds would you need© BrainMass Inc. brainmass.com October 10, 2019, 12:10 am ad1c9bdddf
This solution helps explore the compounds needed to prepare buffers.