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Acetanilide
The formation of aspirin will proceed faster if acetic anhydride is used in place of acetic acid. However, acetic anhydride will hydrolyze in the presence of water to form acetic acid, slowing down the reaction.
It will produce ethanol and acetic acid and it is an equilibrium reaction.
The reaction is:CaCO3 + 2 CH3COOH = (CH3COO)2Ca + H2O + CO2
An example:HCl + NH4OH----------------NH4Cl + H2O
With an acid (commonly used: acetic) CO2 is formed so oxygen from air is excluded in the oxidimetric titration reaction. It otherwise might interfere with the titrant.
N cannot be found by the titration procedure because the acetic acid is very weak acid and cannot be appear completely during the tit ration procedure
N cannot be found by the titration procedure because the acetic acid is very weak acid and cannot be appear completely during the tit ration procedure
No, not at all.
titration method
If the excess acetic anhydride is not removed in the reaction vessel an unwanted reaction will occur. The acetic anhydride will react causing esterification.
Acetanilide
use the non aqueous titration dissolved urea in glacial acetic acid, and titrate with standard 0.1 mol/L trifluoromethanesulfonic acid in acetic acid using isobutyl vinyl ether as a thermometric endpoint indicator
No. Acetic acid (the 'active' ingredient in vinegar) is structurally, physically and chemically very different to vitamin C (an isomer of ascorbic acid).
The formation of aspirin will proceed faster if acetic anhydride is used in place of acetic acid. However, acetic anhydride will hydrolyze in the presence of water to form acetic acid, slowing down the reaction.
The net ionic reaction for the neutralization of acetic acid is CH3COOH(aq) + OH^- ---> CH3COO^- + H2O.
By the reaction with NaOH and excess Cl2