Problems 4.85 A quantity of 18.68 mL of a KOH solution is needed to neutralize 0.4218 g of KHP. What is the concentration (in molarity) of the KOH solution? 4.86 Calculate the concentration (in molarity) of a NaOH solution if 25.0 mL of the solution are needed to neutralize 17.4 mL of a 0.312 HCl solution. M 4.87 Calculate the volume in mL of a 1.420 NaOH solution required M to titrate the following solutions: (a) 25.00 mL of a 2.430 HCl solution M (b) 25.00 mL of a 4.500 H2SO4 solution M (c) 25.00 mL of a 1.500 H3PO4 solution M 4.88 What volume of a 0.500 HCl solution is needed to neutralize M each of the following: (a) 10.0 mL of a 0.300 NaOH solution M (b) 10.0 mL of a 0.200 Ba(OH) 2 solution M
Problems 4.85 A quantity of 18.68 mL of a KOH solution is needed to neutralize 0.4218 g of KHP. What is the concentration (in molarity) of the KOH solution? 4.86 Calculate the concentration (in molarity) of a NaOH solution if 25.0 mL of the solution are needed to neutralize 17.4 mL of a 0.312 M HCl solution. 4.87 Calculate the volume in mL of a 1.420 M NaOH solution required to titrate the following solutions: (a) 25.00 mL of a 2.430 M HCl solution (b) 25.00 mL of a 4.500 M H2SO4 solution (c) 25.00 mL of a 1.500 M H3PO4 solution 4.88 What volume of a 0.500 M HCl solution is needed to neutralize each of the following: (a) 10.0 mL of a 0.300 M NaOH solution (b) 10.0 mL of a 0.200 M Ba(OH) 2 solution