ENTHALPY (H) Accounts for heat flow in chemical reactions happening at constant pressure when work is performed due to P-V change. The enthalpy of a substance.
Unit 1 ENERGY 1.1 How do you read a heating and cooling curve? March 22, 2010 Objective: SWBAT identify the parts of a heating curve and a cooling curve.
Chapter Menu Energy and Chemical Change Section 15.1Section 15.1Energy Section 15.2Section 15.2 Heat Section 15.3Section 15.3 Thermochemical Equations.
Chemical reactions involves the breaking and the making of bonds. Energy is needed to break down a bond. Energy is released when a bond is formed. If.
ENTHALPY, ENTROPY AND GIBBS FREE ENERGY The First Law of Thermodynamics Energy can neither be created or destroyed The energy of the universe is constant,
Thermodynamics Energy and Heat. Energy = the ability to do work or to produce heat – Kinetic energy: energy of motion – Potential energy: stored energy.
Thermochemistry Thermochemistry is the study of heat change in a chemical reaction. It is part of a broader topic called thermodynamics. This is the.
CALCULATING HEATS OF RXNS There are three ways to calculate the energy of a reaction. – H=mC T (takes a temperature change, mass, and specific.
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