Chemistry

A solution that is prepared by mixing 20.0 mL of 0.32 M HC2H3O2 with 20.0 mL of 0.36 M NaC2H3O2 would have a pH of ___. For HC2H3O2, Ka = 1.8 x 10-5.

asked by Anonymous
  1. Use the Henderson-Hasselbalch equation.
    the salt is the base.

    posted by DrBob222
  2. Does 4.7 sound correct?

    posted by Anonymous
  3. Close but I wouldn't round it off to 4.7.

    posted by DrBob222

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