If 50 kJ of energy is spent to extract 1 MJ of energy content in
the form of coal, what is the EROEI?
If 50 kJ of energy is spent to extract 1 MJ of energy content in the form of coal, what is the EROEI?
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answerhappygod
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If 50 kJ of energy is spent to extract 1 MJ of energy content in the form of coal, what is the EROEI?
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