Question

You have the following reagents on hand: Solids (pKa of acid form is given) Solutions Benzoic...

You have the following reagents on hand: 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)

1.0 M NH3 (9.26)

What combinations of reagents would you use to prepare a buffer with a pH value of 7.0?

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