Hexane can equilibrate to methyl substituted pentane and methylcyclopentane according to in which and are the heats of formation and the gibbs free energy of formation of the compounds at

Where is having brightly colored feathers that attract mates most clearly an adaptation for a bird? a. a forest with dense vegetation b. a sandy beach beside an ocean c. a snowy tundra with little vegetation d. a swamp with many hawks that eat birds