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Chemistry Questions and Answers. Aluminum is a main-group metal and therefore loses electrons to form a cation with the same number of electrons as the nearest noble gas. Are cation atoms that have lost an electron positively charged. How to Get Answers to Chemistry Questions - thoughtco.com

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Help your chemistry homework questions and get answers from qualified tutors. Chemistry??? - Mathskey.com At 25 degrees C: NH4HS(s) <--> nh3 (G) +H2S (g) has Kp=0.120. A 5.00 L flask ... , of NH4HS that must be added to the flask to achieve equilibrium? General Chemistry Help | Chegg.com

May 31, 2019 · In chemistry, diffusion is defined as the movement of matter by the random motions of molecules. In a gas or a liquid, the molecules are in perpetual motion; for instance, in a quantity of seemingly immobile air, molecules of nitrogen and oxygen are constantly bouncing off each other. Organic Nomenclature Problems - Department of Chemistry