CHEMISTRY 1220L Name Christine Dellinger C. pH of Buffer Solutions In the unshaded portions of the following table, supply the calculated molarities of the indicated species in the solution mixtures. Assume the solutions are at 25 C. Note that in the rows labeled "Before Reaction," you must supply the appropri- ate concentrations after dilution occurs in the reaction mixture, but before any reaction takes place. C.1 Buffer C.2a Buffer + HCI C.2b Buffer + NaOH C.3 Water C.4a Water + HCI At Equilibrium Before Reaction At Equilibrium At Equilibrium Before Reaction PH OF ACID, SALT, AND BUFFER SOLUTIONS Before Reaction 0.16M At Equilibrium 0.31M At Equilibrium C.4b Water + NaOH Before Reaction At Equilibrium [HCHO] | [CH,O,1 0.48M 0.46 M 0.61 Calculated Molarities in Mixtures [H+] [HCI] 0.48 M 1-8x105 0.96M 0.31M 3.6x105 0.46M 0.61M 9.1x106 1.0 x 10 0.0M 6.12 x 10" 0.15M M 0.15 M [NaOH] 0.15 M 1.0X10-14 1310