The beaks of finches found on various Galapagos Islands differed based on:

A. The size of their island.
B. The length of their wings.
С. The available food supply.
D. The predators that hunted them.

c the available food supply

"standard molar enthalpy:

h2o ( liquid water ) : - 285.8 kj/mole

h2o ( water vapor ) : - 241.8 kj / mole.

δhrxn = - 241. 8 - ( - 285.8 )= -241.8 + 285.8 = 44.0

answer: 44.0 kj"

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