If you need to reverse the following reaction in order for it to be an intermediate reaction in a hess's?

How many degrees longitude equals one hour? Can non living thing have any of the seven characteristics? What vehicles can go to the ozone layer? What makes opal a gemstone? What greenhouse gas used to make up most of earths early atmosphere? Can crystals be formed from minerals dissolved in liquid when the liquid evaporates? A single DNA acts acts as a template for strand? What happens to the oceanic crust that is pushed down at the trench? Can we go out of the earth's atmosphere slowly without hurting ourselves? What is the chemical equation for wather? Where is 48 N 123 W? What is the purpose of the growth light? What is the domain for non- vascular plants? In chemistry what does 'like dissolves like' mean? Which was NOT a consequence of the advent of advertising and large scale retailing? What is 163 minutes? What is both organisms benefit in the type of symbiosis called? Are enantiomers are optically active? An acid is a substance that produces hydrogen ions in water solution? Can a blue eyed parent and a brown eyed parent have a child with green eyes?