Classify the following processes as exergonic or endergonic. Explain your answers.
a. An automobile being pushed up a slight hill (from point of view of the pushing)
b. Ice melting (from point of view of the ice)
c. Ice melting (from point of view of surrounding of the ice)
d. Steam condensing to liquid water (from point of view of the steam)
e. Steam condensing to liquid water (from point of view of surrounding of the steam)
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