'9 kj mol' presentation slideshows

PHYSICAL CHEMISTRY ERT 108 Semester II 2010/2011

PHYSICAL CHEMISTRY ERT 108 Semester II 2010/2011. Huzairy Hassan School of Bioprocess Engineering UniMAP. Standard Thermodynamic Functions of Reaction. Introduction.

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Chemistry

Chemistry. Thermodynamics The Study of Energy in a Chemical Reaction. What about that heat?. In order to measure the heat released or absorbed from a chemical reaction, we must study the instrument that we are to use to measure it. Water, Aqua, H 2 O is the Stuff

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Product stabilizations in hydrolysis

Product stabilizations in hydrolysis. Relief of electrostatic repulsion by charge separation Ionization Isomerization Resonance. ATP Provides Energy by Group Transfers, not by Simple Hydrolysis. Energy from group transfer Two step reaction Phosphoryl group transfer

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Thermochemistry Unit Section 16.2

Thermochemistry Unit Section 16.2. Practice Problem #15:. a . H 2 O (g). H 2(s) + 1/2O 2(g) ? H 2 O (g) + 241.8 KJ. b . CaCl 2(s). Ca (s) + Cl 2(g) ? CaCl 2(s) + 795.4 KJ. c. CH 4(g). C (s) + 2H 2(g) ? CH 4(g) + 74.6 KJ. d . C 6 H 6(l). 6C (s) + 3H 2(g) + 49 KJ ? C 6 H 6(l).

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Thermochemistry Unit Section 16.2

Thermochemistry Unit Section 16.2. Practice Problem #15:. a . H 2 O (g). H 2(s) + 1/2O 2(g) ? H 2 O (g) + 241.8 KJ. b . CaCl 2(s). Ca (s) + Cl 2(g) ? CaCl 2(s) + 795.4 KJ. c. CH 4(g). C (s) + 2H 2(g) ? CH 4(g) + 74.6 KJ. d . C 6 H 6(l). 6C (s) + 3H 2(g) + 49 KJ ? C 6 H 6(l).

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Gibbs Free Energy

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Enthalpy and Reaction Tendency

Section 2 Driving Force of Reactions. Chapter 16. Enthalpy and Reaction Tendency. The great majority of chemical reactions in nature are exothermic. The tendency throughout nature is for a reaction to proceed in a direction that leads to a lower energy state.

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Method 1: Molar Enthalpies of Reaction, ? r H m

Method 1: Molar Enthalpies of Reaction, ? r H m. When reactants and products are in their standard state , they are at a pressure of 100 kPa, an aqueous concentration of 1.0 mol/L. and liquids and solids are in their pure state.

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