The loudest? In his new book Extreme Cosmos (Perigee, 2012), astronomer Bryan Gaensler reveals the cosmic record holders of these and many other titles. In an excerpt below, from the chapter Extremes of Temperature, Gaensler explains the physics behind some of the hottest stars known:
Double Displacement Reactions: Forming Precipitate Lab Answers ; Percentage Yield Lab Answers ; ORGANIC REACTIONS ; Rate of Reaction of HCl & Mg Lab Answers ; Concentration & Rate Factors Lab Answers
In thermodynamics, these two types of reactions are classified as exothermic or endothermic, respectively. An easy way to remember the difference between these two reaction types is by their prefixes: endo- means to draw in, and exo- means to give off.