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Aspirin or acetyl salicylic acid is synthesized by reacting salicylic acid with acetic anhydride: C7 H6 O3 C4 H6 O3 ⟶C9 H8 O4 C2 H4 O2 salicylic acid acetic anhydride aspirin acetic acid (a) How much salicylic acid is required to produce 0.400  g of aspirin (about the content in a tablet), assuming acetic anhydride is present in excess? (b) Calculate the amount of salicylic acid needed if only 74.9 percent of salicylic acid is converted to aspirin. (c) In one experiment, 9.26  

Methyl salicylate (oil of wintergreen) is prepared by heating salicylic acid, C7 H6 O3, with methanol, CH3 OH. C7 H6 O3 CH3 OH ⟶C8 H8 O3 H2 O In an experiment, 1.50  g of salicylic acid is reacted with 11.20  g of methanol. The yield of methyl salicylate, C8 H8 O3, is 1.27  g. What is the percentage yield? | Numerade

Aspirin or acetyl salicylic acid is synthesized by reacting salicylic acid with acetic anhydride: C7 H6 O3 C4 H6 O3 ⟶ C9 H8 O4 C2 H4 O2 salicylic acid acetic anhydride aspirin acetic acid (a) How much salicylic acid is required to produce 0.400 g of aspirin (about the content in a tablet), assuming acetic anhydride is present in excess? (b) Calculate the amount of salicylic acid needed if only 74.9 percent of salicylic acid is converted to aspirin. (c)

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