The following equilibrium is established in water solution:
HCOOH + H2O→HCOO - + H3O+ K a = 1.8×10 - 4 Which of the following is false?
A) HCOO - is the conjugate acid of HCOOH.
B) H2O is the conjugate base of H3O+.
C) HCOOH is a weak acid.
D) H2O is a weak base.
E) Hydroxide concentration is negligible with respect to hydrogen ion concentration.
Correct Answer:
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