chemistry

Consider the Ka values for the following acids:
Cyanic acid, HOCN, 3.5 ´ 10-4
Formic acid, HCHO2, 1.7 ´ 10-4
Lactic acid, HC3H5O3, 1.3 ´ 10-4
Propionic acid, HC3H5O2, 1.3 ´ 10-5
Benzoic acid, HC7H5O2, 6.3 ´ 10-5

Which of the following is the weakest base?

is it propanionic i am not sure

  1. 👍
  2. 👎
  3. 👁
  1. Cyanic

    1. 👍
    2. 👎
  2. Cyanic acid

    1. 👍
    2. 👎

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