Introduction This chapter introduces some of the basic concepts of thermodynamics.It concentrates on the conservation of energy---the experimental observation that energy can be neither created nor destroyed---and shows how the principle of the conservation of energy can be used to assess the energy changes that accompany physical and chemical processes. PDF文件使用"pdfFactory Pro”试用版本创建题，fineprint.com,c里 Introduction This chapter introduces some of the basic concepts of thermodynamics. It concentrates on the conservation of energy--- the experimental observation that energy can be neither created nor destroyed--- and shows how the principle of the conservation of energy can be used to assess the energy changes that accompany physical and chemical processes. PDF 文件使用 "pdfFactory Pro" 试用版本创建 fwww.fineprint.com.cn 瑡