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Chemistry tutorial-Ch33-1-Conservation of energy

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Chemistry tutorial-Ch33-1-Conservation of energy

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Chemistry tutorial-Ch33-2-Enthalpy change

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Chemistry tutorial-Ch33-2-Enthalpy change

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Chemistry tutorial-Ch33-3-Exothermic and endothermic reactions

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Chemistry tutorial-Ch33-3-Exothermic and endothermic reactions

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Chemistry tutorial-Ch52-2-Energy profile

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Chemistry tutorial-Ch52-2-Energy profile

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Chemistry tutorial-Ch52-1-Activation energy

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Chemistry tutorial-Ch52-1-Activation energy

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Chemistry tutorial-Ch20-1-Fossil fuels as a major energy source

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Chemistry tutorial-Ch20-1-Fossil fuels as a major energy source

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LS - The process of humans' exploitation and use of energy resources

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Energy Technology and the Environment Theme 1　The Influence of Energy Technology 1　Energy problems and sustainable development The process of humans' exploitation and use of energy resources

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LS - The advantages and disadvantages of renewable energy _ Solar energy and wind energy

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The advantages and disadvantages of renewable energy _ Solar energy and wind energy

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Chemistry tutorial F3_Chapter7.2 Occurence of metals

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Chemistry tutorial F3_Chapter7.3 Extraction of metals _1

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