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14.5 Exercise 5

Avg difficulty 2.5

The ion HTe− is an amphiprotic species; it can act as either an acid or a base.

(a) What is Ka for the acid reaction of HTe− with H2O?

(b) What is Kb for the reaction in which HTe− functions as a base in water?

(c) Demonstrate whether or not the second ionization of H2Te can be neglected in the calculation of [HTe−] in a 0.10 M solution of H2Te.

OpenStax Chemistry 2e, 14.5 Polyprotic Acids, exercise 5

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Adapted from General Chemistry © 2019 Rice University. Licensed under CC BY 4.0. Sources: Chemistry 2e, Chemistry: Atoms First 2e. Imported at revision 32c7196.