35. Aspirin - C9H8O4 is obtained from salicylic acid C7H6O3 and acetic anhydride - C4H6O3, according to the equation:
C7H6O3 C4H6O3 = C9H8O4 C2H4O2
What mass of salicylic acid is required to obtain 150 kg of aspirin, assuming that all salicylic acid has been converted into aspirin?
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