The direction of spontaneous change The characteristic of these two processes, spontaneous and non-spontaneous is summarized by the second law of thermodynamics. 版权所有:华东理工大学物理化学教研
版权所有：华东理工大学物理化学教研室 6 The direction of spontaneous change The characteristic of these two processes, spontaneous and non-spontaneous is summarized by the Second Law of thermodynamics
The direction of spontaneous change 4.1 The dispersal of energy Sketch for the distribution of energy 版权所有:华东理工大学物理化学教研
版权所有：华东理工大学物理化学教研室 7 Sketch for the distribution of energy 4.1 The dispersal of energy The direction of spontaneous change
The direction of spontaneous change 4.1 The dispersal of energy The spontaneous changes are always accompanied by a dispersal of energy into a more disordered form Sketch for the distribution of energy 版权所有:华东理工大学物理化学教研
版权所有：华东理工大学物理化学教研室 8 Sketch for the distribution of energy 4.1 The dispersal of energy The spontaneous changes are always accompanied by a dispersal of energy into a more disordered form. The direction of spontaneous change
The direction of spontaneous change 4.1 The dispersal of energy (aa ball resting on a warm surface the atoms are under going thermal motion; 83 (b) For the ball to fly upwards, some of the random vibra tional motion would have to a (b) change into coordinated Sketch for the distribution of energy directed motion. 版权所有:华东理工大学物理化学教研
版权所有：华东理工大学物理化学教研室 9 (a) A ball resting on a warm surface; the atoms are undergoing thermal motion; (b) For the ball to fly upwards, some of the random vibrational motion would have to change into coordinated, directed motion. 4.1 The dispersal of energy Sketch for the distribution of energy (a) (b) The direction of spontaneous change
D The direction of spontaneous change The spontaneous changes are always accompanied by a dispersal of energy into a more disordered form 版权所有:华东理工大学物理化学教研
版权所有：华东理工大学物理化学教研室 10 The spontaneous changes are always accompanied by a dispersal of energy into a more disordered form. The direction of spontaneous change