Complete the equations for the following equilibria and calculate Keq where the Keq expression includes [H2O]. Be sure to enter Keq in proper scientific notation

a. ammonia (acting as a base) reacts with water (acting as an acid)
NH3 + H2O ⇌
b. ammonia (acting as an acid) reacts with water (acting as a base)
NH3 + H2O ⇌

Which of these reactions is more important in an aqueous solution of ammonia?
i. reaction(a)
ii. reaction(b)

What is the difference between covalent bonds and ionic bonds? covalent bonds involve the sharing of electrons between atoms; ionic bonds involve the electrical attraction between charged atoms. covalent bonds involve the transfer of electrons between charged atoms; ionic bonds involve the sharing of electrons between atoms. covalent bonds involve the sharing of pairs of electrons between atoms; ionic bonds involve the sharing of single electrons between atoms. covalent bonds involve the sharing of electrons between atoms; ionic bonds involve the sharing of protons between charged atoms.