Calculate the value of AH° for the reaction C2H6 + 2 Cl2 - C2H4Cl2 + 2 HCl given the bond energies (kJ/mol):
Bond
Bond Energy
432 kJ/mol H-H
C-H 314 kJ/mol
H-CI 427 kJ/mol
C-C 347 kJ/mol
Cl-Cl 243 kJ/mol
339 kJ/mol C-Cl

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.