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The products for the complete combustion of a hydrocarbon in excess air is carbon dioxide and water. Any hydrocarbon when reacted with oxygen will always yield the said products. Incomplete combustion, on the other hand, yields carbon monoxide and water.
The nonpolar end of a soap molecule attaches itself to grease.
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The solubility of gases in liquids decreases with increasing temperature. Conversely, adding heat to the solution provides thermal energy that overcomes the attractive forces between the gas and the solvent molecules, thereby decreasing the solubility of the gas; pushes the reaction in Equation 4 to the left
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Four ways to tell if a chemical change has occurred is if:
Production of Gas (Bubble Formation)
Change in Odor
Change in Color
Temperature Change (Is it hotter or colder?)
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