Monday, September 24, 2012 How does separating a mixture help scientists study it? (Why can’t it just be left alone to determine what it contains???)

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Presentation transcript:

Monday, September 24, 2012 How does separating a mixture help scientists study it? (Why can’t it just be left alone to determine what it contains???)

Tuesday, September 25, 2012 Which of the following are physical characteristics? Color Size Reaction to Copper Chloride Contains water None listed

If a substance reacts a certain way, what are we describing? Wednesday, September 26, 2012 If a substance reacts a certain way, what are we describing? Physical property Chemical property Chemical symbol Hazard class

Test Liquid A Liquid B Appearance Miscible in Water Miscible in Ethanol Contains Water Corrosive Toxic

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Friday, September 28, 2012 Why would the tests for determining the properties of solids be different than the test for determining liquids? Place BR sheet in the drawer today. Pick up a new sheet from the counter.