You need to produce a buffer with pH = 4.1 by dissolving a weighed amount of sodium formate (FW = 68.0072) in 500-mL of 0.45-M formic acid
a) What mass of sodium formate is required?
b) What is the resulting pH if 52-mL of 0.08-M NaOH is added to 316 mL your buffer?