Use Henderson-Hasselbalch Equation to calculate for pH for buffers:
moles acetic acid = 0.15 mol
Ka for acetic acid: Ka = 1.8 x 10-5
moles CH3CO2- = 0.27 mol
How much solid NaCH3CO2•3H2O must be added to 0.300 L of a 0.50-M acetic acid solution to give a buffer with a pH of 5.00?
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