The weight of acetic anhydride that must be added to 75 gm of 92% acetic acid to make the concentrat β AITS & Test Series Chemistry Question
Question
The weight of acetic anhydride that must be added to 75 gm of 92% acetic acid to make the concentration of acetic acid 100% would be

Answer: C
π‘ Solution & Explanation
CH 3 C O O C O CH3 H2O 2CH 3COOH + 69 gm acetic acid associated with 6 gm H2O, 18 gm water react with 102 gm ο¨ ο© 3 2 CH CO O So, 34 gm acetic anhydride consume 6 gm H2O.
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