You have the following reagents on hand: C6H5CO2 1aq2
Chapter 15, Problem 87(choose chapter or problem)
You have the following reagents on hand: C6H5CO2 1aq2 H2O1l2 C6H5CO2H1aq2 OH1aq2 C6H5CO2H1aq2 C6H5CO2 1aq2 H1aq2 Solids (pKa of Acid Form Is Given) Solutions Benzoic acid (4.19) 5.0 M HCl Sodium acetate (4.74) 1.0 M acetic acid (4.74) Potassium fluoride (3.14) 2.6 M NaOH Ammonium chloride (9.26) 1.0 M HOCl (7.46) What combinations of reagents would you use to prepare buffers at the following pH values? a. 3.0 b. 4.0 c. 5.0 d. 7.0 e. 9.0 88
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