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htxt=htxt+"";
htxt=htxt+" □ 第一节 弱电解质的电离教学目标: 1.能描述弱电解质在水溶液中的电离平衡,了解酸碱电离理论。 2.使学生了解电离平衡常数及其意义。 3.通过实验,培养学生观察、分析能力,掌握推理、归纳、演绎和类比等科学方法。 教学重点:电离平衡的建立与电离平衡的移动,从化学平衡的建立和化学平衡的移动理论认识电离平衡的建立与电离平衡的移动。教学难点:外界条件对电离平衡的影响。教学过程 | ";
htxt=htxt+"amimwl <4-8 9:29> | ";
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";
htxt=htxt+"";
htxt=htxt+"";
htxt=htxt+" □ 很好 | ";
htxt=htxt+"liuqing123 <1-27 10:53> | ";
htxt=htxt+"
";
htxt=htxt+"";
htxt=htxt+"";
htxt=htxt+" □ 很好 | ";
htxt=htxt+"ydwzdwq <7-22 11:28> | ";
htxt=htxt+"
";
htxt=htxt+"";
htxt=htxt+"";
htxt=htxt+" □ 不错,好 | ";
htxt=htxt+"willsong <3-31 8:48> | ";
htxt=htxt+"
";
htxt=htxt+"";
htxt=htxt+"";
htxt=htxt+" □ 不错 | ";
htxt=htxt+"sunhuanliang <3-10 12:0> | ";
htxt=htxt+"
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