Lec-04-Chap06-4-Complete9/11/2009Standard Enthalpies of reactionEnthalpies of formation. Calorimetry, etc.1Lec-04: Chemical ThermodynamicsChapter 6 - Continued1Enthalpy Changes:Chemical Processes 22-121HgOgH O241.8kJmo2lgH ΔHreactionat 25 °C and 1 bar:standard enthalpies of reaction ΔH°2Enthalpy, like energy, mass, and volume, is extensive. -122-122222 HgOg2H O g1HgOg2reactio48n 13.6H O gkJ m241.8kJ moolreaction 22lHHHH For any given transformation: (initial) → (final)The reverse process is: (final) → (initial)-1221222-2241.8kJ mol1H O gHgOg241.8kexothermicendothermiJ mol1HgO2cgH O g2HH
has intentionally blurred sections.
Sign up to view the full version.