When the following reaction goes in the reverse direction (from products to reactants) , what is the base? HF(aq) + H2O(l) ⇌ F−(aq) + H3O+(aq)
A) HF
B) H2O
C) F−
D) H3O+
E) both F− and H3O+
Correct Answer:
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A)a strong acid.
B)a weak acid.
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