'Rxn rxn rxn' diaporamas de présentation

Hess's Law

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Calorimetry

Calorimetry. The specific heat ( s ) of a substance is the amount of heat ( q ) required to raise the temperature of one gram of the substance by one degree Celsius.

1.36k views • 28 slides

Thermochemistry

Thermochemistry. Chapter 5 Dr. Daniel E. Autrey February 7 th , 2005 CHEM 140. Energy is the capacity to do work Thermal energy is the energy associated with the random motion of atoms and molecules Chemical energy is the energy stored within the bonds of chemical substances

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PRACTICE PROBLEMS Sample Problem

PRACTICE PROBLEMS Sample Problem Calculate the enthalpy change for the reaction in which hydrogen gas, H 2 (g) , is combined with fluorine gas, F 2(g) , to produce 2 moles of hydrogen fluoride gas, HF (g) . This reaction is represented by the balanced chemical equation

509 views • 8 slides