How many moles of sodium acetate and acetic acid must you use to prepare 1.00 L of a 0.100 mol/L buffer with pH 5.00?
a) 0.100 moles of sodium acetate and 0.050 moles of acetic acid
b) 0.050 moles of sodium acetate and 0.100 moles of acetic acid
c) 0.200 moles of sodium acetate and 0.100 moles of acetic acid
d) 0.100 moles of sodium acetate and 0.200 moles of acetic acid