During the process of photosynthesis, chlorophyll converts energy. When a bowl of hot soup (the system) is placed in a cold

Question

During the process of photosynthesis, chlorophyll converts
energy.
When a bowl of hot soup (the system) is placed in a cold room, energy flows from the
and the internal energy of the system
to the
energy into 
When iron reacts with acetic acid, the temperature of the reaction mixture increases. This
process is

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