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Calculate the theortical yield and percent yield using 2.027g of salicylic acid, 4.5 mL of acetic...

Calculate the theortical yield and percent yield using 2.027g of salicylic acid, 4.5 mL of acetic anhydride, and 5 drops of conc. H2SO4. The actual yield of the product is 2.357g.
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