H + 與OH − 結合生成弱電解質水,所以反應發生。 H + + OH − → H 2 O (H3 O + + OH − → 2 H 2 O) K + 與Cl − 留在溶液中,所以說生成了KCl與H 2 O。 例2:AgNO3 (aq) + HCl(aq) → AgCl(s)↓ + HNO3 (aq) Ag + 與Cl − 結合生成的AgCl几乎无法溶于水中,以固体形态存在,所以反應發生。
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UV properties of various inorganic solutions such as sulfates, phosphates, and halides. Refractive index and extinction coefficient data were obtained by means of deviation angle experiment and ...
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The company started in 1976 with the founding of Hindustan Computers Limited (HCL). Originally, HCL Technologies was the research and development division of HCL. HCL Technologies was given life ...
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① 耐HF酸进样系统,耐: 50% (v/v) HCl、HNO3、H2SO4、H3PO4;20% (v/v) HF;30% (w/v)NaOH以及30%的高盐样品。 ②蠕动泵为四通道系统。 ③超高灵敏度进样系统,分析1ppm的锰标准溶液,Mn 257nm谱线的强度大于300万cps(或cts)。 ④刚玉材质炬管中心管,内径为2.0mm。 (二 ...
德国CMC微量水分析仪TMA-210-P-IP54分析原理: 五氧化二磷传感器利用电解水分子为氢气与氧气原理,此传感器由一个玻璃材质的圆柱和两根并行的电极组成,根据具体应用来选择电极材质(通常由铂或铑金属丝制成),并在两根电极之间涂有很薄的一层磷酸H3PO4 ...
Dispensette S 拥有众多附件选项,还为特殊应用提供高效的解决方案。 特点: 分配器 S(红色代码):非常适合分配腐蚀性试剂,包括浓缩碱和酸,如 H3PO4、H2SO4(例如 HCl、HNO3 和 HF 除外)、盐水溶液以及许多有机溶剂。® 数字设计:特别易于阅读的数字显示屏。
产地 国产 电极系数 固定系数:0.01、0.1、1和10.0/cm?可调整范围:0.0050?~?19.99/cm 温度补偿 自动温度补偿:PT1000/NTC30K,自动识别 ...
电极系数 固定系数:0.01、0.1、1和10.0/cm?可调整范围:0.0050?~?19.99/cm 温度补偿 自动温度补偿:PT1000/NTC30K,自动识别?手动温度 ...