8 & 18. Acids & bases (1)

IB Chemistry: 8 & 18. Acids & bases (1)

For each question choose the answer you consider to be the best.1. Which is a Brønsted - Lowry conjugate acid/ base pair?A. H3O+ / OH–B. OH– / O2–C. H2SO4 / SO42–D. NH4+ / NH2–2. Which species act as Brønsted - Lowry acids in the following reactions?NH2–(aq) + H2O(l) ⇌ NH3(aq) + OH–(aq)CH3NH2(aq) + H2O(l) ⇌ CH3NH3+ (aq) + OH–(aq)


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