Which of the following best represents the autoionization,or self-ionization,of water?
A) H2O(l) ? H+(aq) + OH-(aq)
B) 2H2O(l) ? 2H2(aq) + O2(aq)
C) 2H2O(l) ? H3O+(aq) + OH-(aq)
D) H2O(l) ? H2(aq) + O2-(aq)
E) H+(aq) + OH-(aq) ? H2O(l)
Correct Answer:
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A)NH2−
B)NH3
C)NH4+
D)NH2+
E)NH4−
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A)SO42−
B)HSO4−
C)H2SO3
D)SO4−
E)H2PO4+
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