Oxygen(O) Sulfur() Selenium(Se) Tellurium(Te) Polonium(Po) 也称为成矿元素(ore--forming elements), because many metal ores are oxides and sulfides Electron configuration: ns2npt
The corresponding coefficient relation If the volume and composition are constant the relation states that the ratio of the change in thermodynamic energy to the corresponding change in entropy
4.1 Introduction 4.2 Expressions of concentration 4.3 Partial molar properties 4.4 Two empirical laws in dilute liquid solutions 4.5 Chemical potential of each component in gaseous mixtures 4.6 Liquid mixtures
ELECTRONIC NOSE SYSTEMS Odorant molecules Chemical Information CIM Coated Sensor Raw electrical signal Sensor processor Processed electrical signal Signal processor Denoised Electrical signal