Announcements Note if you are interested the site to turn...

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9/26/17 1 Announcements Note: if you are interested, the site to turn in the paper rough draft is now active. Smartwork homework due dates: Chapter 4 is due October 2 Remember, you don’t need to get 100% on Smartwork to get full homework points in this class. Chapter 5 – Part 1 will be due on October 9 It will post on Friday. Solubility Different compounds have different levels of solubility in water. When two solutions that contain ions are mixed, the new combinations may be an insoluble compound. Precipitation occurs when this happens. Knowing some rules Unfortunately, this means we need to learn some solubility rules to know when an insoluble precipitate will form. Your book provides two ways to do this.
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9/26/17 2 Table 4.4 Table 4.5 Common question type Solubility rules are often tested by listing two solutions and asking if a precipitate will form. Goal is to identify the “cross-over” possibilities and compare them to solubility rules. “Famous” example: If AgNO 3 is mixed with NaCl does a precipitate form, and if so what? Answer:
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9/26/17 3 Knowing how to do these problems. There are many ways to find extra practice if you need it.
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