1. 熟悉弱酸、弱碱水溶液的质子转移平衡。 2. 了解水溶液中酸碱各种组分的分布系数概念。 3. 掌握各类酸、碱及缓冲溶液pH的计算方法。 4. 了解各类离子与水的作用机理。 5. 了解酸碱指示剂的作用原理、变色点和变色范围等概念。 6. 掌握强酸(碱)滴定强碱(酸)或弱碱(酸)的滴定曲线、滴定突跃大小及其影响因素、指示剂的选择原则。 7. 了解滴定方式及应用实例。 8.3 水解 Hydrolysis 8.1 弱酸、弱碱水溶液的质子转移平衡 The transfer equilibrium of the proton in weak acid and base aqueous solution 8.2 计算溶液的H3O+浓度的精确式、近似式和最简式 Exact formula,approximation formula and simplest formula of calculating c(H3O+ ) in solution 8.4 缓冲溶液 Buffer solution 8.5 酸碱滴定原理 Principle of acid-base titration 8.6 滴定方式和应用实例 Titration methods and application examples
Weather derivatives: Definitions Heating degree days (HDD): For each day this is max(o, 65-4)where a is the average of the highest and lowest temperature in°F Cooling Degree Days(CDD): For each day this is max( o, A-65)
平推流反应器 Piston Flow Reactor (PFR) 活塞流模型或理想置换模型 This type of units is illustrated in the following figure. This reactor consists of a tube inside which the reaction medium flows. This makes i t t h e s i m p l e s t s t r u c t u r e conceivable f or a continuou s o p e r a ti o n s ys t em . Th e h ea t exchange necessary to add heat to the system or to remove it generally occurs ac ros s the tube wall
The Two-Factor Hul-white Model (equation 24.1, page 571) dx=0(0)+u-ax dt +o,dz1 du= -but +o,dz, where=f(r and the correlation between dz, and dz, is p The short rate reverts to a level dependent on u, and u itself is mean reverting