12. Aspirin readily donates a proton in aqueous solutions at pH 7 and pyrimethamine readily accepts a proton at the same pH. Thus, aspirin is a(n) ____ and pyrimethamine is a(n) ____. a) acid; base b) base; acid c) acid; acid d) base; base
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Aspirin donates a proton, meaning it loses a hydrogen ion ($H^+$). Pyrimethamine accepts a proton, meaning it gains a hydrogen ion ($H^+$). Show more…
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