Phase changes of water - Oakland Schools
Phase changes of water - Oakland Schools
Phase changes of water - Oakland Schools
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Procedure:<br />
Who knew chemistry could be so tasty! Today we will be investigating colligative<br />
properties and how they affect freezing points, and some yummy results <strong>of</strong> energy<br />
<strong>changes</strong>.<br />
I will not give you the recipe; you must use your brain. Here are some questions to<br />
guide your brain before you start<br />
-Which <strong>of</strong> the 5 ingredients do you want IN the ice cream?<br />
-Which <strong>of</strong> the 5 ingredients should NOT be in?<br />
-Why are there 2 bags?<br />
-How much <strong>of</strong> each ingredient goes into the ice cream?<br />
Ingredients available for your recipe:<br />
Ice<br />
Salt<br />
Sugar<br />
Milk<br />
Vanilla extract<br />
Write your final recipe here. It must be approved by the teacher before you begin.<br />
Assessment:<br />
After you have successfully made your ice cream, describe the entire process using the<br />
following terms: solid, liquid, gas, exothermic, endothermic, freezing, energy flow, and<br />
phase change.<br />
20
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