van der Waals - the unseen force that holds objects together. What is van der Waals? you make ask, and why the fuss? van der Waals is a type of intermolecular force - a force that exists between two neighbouring molecules. First postulated by the Dutch physicist Johannes Diederick van der Waals in 1873, van der… Continue reading van der What?
Who is up for a chemistry challenge? Answer to be posted next week. PCl3 + Cl2 <===> PCl5 Calculate the equilibrium conc of all 3 reagents, when initial concentration of PCl3 and Cl2 is 0.5 mol dm-3 and Kc = 64.
An interesting view of the Electron Transport Chain: http://www.youtube.com/watch?v=VER6xW_r1vc