The pKa of aspirin (acetyl salicylic acid) is about 3 while the pH of stomach acid is about 1.0 Circle the approximate proportion of ionized (deprotonated and charged for acid) to unionized (protonated and uncharged for acid) aspirin that would occur in the stomach.
10000:1 1000:1 100:1 10:1 1:1 1:10 1:100 1:1000 1:10000