1- The activation energy for the gas phase decomposition of ethyl chloroformate is 123 kJ/mol. ClCOOC 2 H 5 C 2 H 5 Cl + CO 2 The rate constant is…

1-

gas phase decompositionethyl chloroformate123

ClCOOC2H5C2H5Cl + CO2

3.43×10-4-14542.49×10-3-1

———-  K

2- gas phase decompositionisobutyl bromide

(CH3)2CHCH2Br(CH3)2C=CH2 + HBr

6724.68×10-4-17195.53×10-3-1