Complete the following reactions : `RCN underset(H_2O) overset(H^(+) //OH^(-)) to ?`

Explanation

` underset(" Alkyl Cyanide")(RCN) underset( H_2 O ) overset(H^(+) //OH^(-))to underset("Alkyl Amide")( R " " overset(O ) overset(||) C " " N " "H_2) underset("Heat")overset(H^(+)//OH^(-))to underset("Acid")(RCOOH)`