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Which of the Following Is Best Described as an Acid-Base

Question 141

Multiple Choice

Which of the following is best described as an acid-base reaction?


A) HNO3(aq) + NH3(aq) → NH4+(aq) + NO3-(aq)
B) P4(s) + 3OH-(aq) + 3H3O(l) → PH3(g) + 3H2PO2-(aq)
C) Cu(s) + H2S(g) → CuS(s) + H2(g)
D) 2H2(g) + O2(g) → 2H2O(l)
E) 2KClO3(aq) → 2KCl(s) + 3O2(g)

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