Solution: 165.0 mL of 0.10 M HF; 135.0 mL of 0.050 M KOHa. this will be a bufferb. this will not be a buffer 

Problem

165.0 mL of 0.10 M HF; 135.0 mL of 0.050 M KOH

a. this will be a buffer

b. this will not be a buffer