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第十单元重难点视频讲解--中和反应(PPT可下载)

  • 2026-11-10 07:54:24
第十单元重难点视频讲解--中和反应(PPT可下载)

作为酸碱反应的核心，中和反应既是中考高频考点，也是理解物质转化的关键纽带。

今天，我们将聚焦中和反应的本质原理、判断方法、实验设计中的注意事项及常见易错点，用清晰的逻辑帮你梳理知识脉络，用典型例题带你突破解题难关。

准备好了吗？让我们一起揭开中和反应的神秘面纱，轻松掌握这一重要知识点！

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视频中PPT点击可获取

通过网盘分享的文件：第十单元课题1、2.pptx

链接: https://pan.baidu.com/s/1xtIrq2OP3DJzphSK-aDdYg?pwd=px74 提取码: px74

本文来自网友投稿或网络内容，如有侵犯您的权益请联系我们删除，联系邮箱：wyl860211@qq.com 。

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  1. CONNECT:[ UseTime:0.000649s ] mysql:host=172.18.0.4;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000904s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000406s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000366s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000527s ]
  6. SELECT * FROM `set` [ RunTime:0.000290s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000670s ]
  8. SELECT * FROM `article` WHERE `id` = 493422 LIMIT 1 [ RunTime:0.000352s ]
  9. UPDATE `article` SET `lasttime` = 1794301096 WHERE `id` = 493422 [ RunTime:0.001492s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000318s ]
  11. SELECT * FROM `article` WHERE `id` < 493422 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000399s ]
  12. SELECT * FROM `article` WHERE `id` > 493422 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000384s ]
  13. SELECT * FROM `article` WHERE `id` < 493422 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000605s ]
  14. SELECT * FROM `article` WHERE `id` < 493422 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000651s ]
  15. SELECT * FROM `article` WHERE `id` < 493422 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000626s ]
0.097615s