2. Direct titration: 10.00 + 0.02 mL of an unknown KHP solution required 11.54 + 0.02 mL of 0.1010 0.0006 M NaOH to reach the end point. a. What is the concentration of KHP in the unknown solution reported with uncertainty? 0.040 0.1166 b. If the unknown solution was prepared by dissolving 5.128 g of the unknown KHP (204.22 g/mol) in 100.00 ml of water, what is the weight percent of KHP in the sample? x %w/w KHP 4.959