1.

Ionizationconstants K_(a) for formic acid and acetic acid are 17.7xx10^(-5) and 1.77xx10^(-5). Which acid is stronger and how many times the other if equimolar concentrations of the two are taken ?

Answer»

Solution :`K_(a)` for`HCO OH gt K_(a)` for `CH_(3)CO OH`. Hence, formic ACID is STRONGER.
Further, `("Strength of HCOOH")/("Strength of " CH_(3)CO OH)=sqrt((K_(HCO OH))/(K_(CH_(3)CO OH)))=sqrt(10)=3.16` TIMES .


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