IUPAC name of the given compound (CH3)2N-CH2-CH(CI-COOH is
(1) 2-chloro-3-(N, N-dimethyl amino) propanoic acid
(2) 2-chloro-4-N-methyl pentenoic acid
(3) 2-chloro-2-carboxy-N-ethyl amine
(4) All of these

Aroller coaster is traveling at 13 mi./s when you purchase a hill that is 400 m long and down the hill exonerate at 4.0 m/s squared what is the final velocity of the posterior found your answer to the nearest number