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May 30, 2015

Homework Help: AP Chem

Posted by Blair on Tuesday, December 11, 2007 at 7:03pm.

i always get the error analysis section of my lab wrong so i need a NON human error in an experiment involving the diffusion of gases
Experiment: stick cotton ends of a Q-tip (one soaked in HCl and one in NH3) into either end of a drinking straw and measure where precipitate is

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