'Heat released' diaporamas de présentation

Simulating and Forecasting Regional Climates of the Future

Simulating and Forecasting Regional Climates of the Future. William J. Gutowski, Jr. Dept. Geological & Atmospheric Sciences Dept. of Agronomy Iowa State University. Major contributions from : Z. Pan, R. W. Arritt, C. Anderson, F. Otieno, E. S. Takle Iowa State University

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THERMOCHEMISTRY PT 2

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Chapter 17 Thermochemistry

Chapter 17 Thermochemistry. Section 17.1: The flow of energy. Thermochemistry: Study of energy changes that occur during chemical reactions and changes in state. Section 17.1: The flow of energy. energy changes can either occur through heat transfer or work

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Chapter 17 Thermochemistry

Chapter 17 Thermochemistry. Section 17.1: The flow of energy. Thermochemistry: Study of energy changes that occur during chemical reactions and changes in state. Section 17.1: The flow of energy. energy changes can either occur through heat transfer or work

532 views • 37 slides

Chemistry and Energy

How are they related?. Chemistry and Energy. Energy Encountered Daily. What is Energy?. Defined as the ability to do work or create heat. Many types of energy Thermal Light Gravitational Kinetic Potential. Light Energy Review. How is light energy produced?

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Thermochemistry

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Thermochemistry

Thermochemistry. Thermo = heat Chemistry = study of matter. Thermochemistry. Study of heat changes and energy that accompany chemical reactions and phase changes. Review of Energy. Capacity to do work or to create heat and or generate electricity Types: Chemical Nuclear Thermal

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CH. 12 INTERMOLECULAR FORCES

CH. 12 INTERMOLECULAR FORCES. Phases, phase changes Liquids, Solids Trends. Equations. Clausius-Claperyron. RECALL. 3 physical states solid -- liquid -- gas. condensed phases. Phase change related to: intermolecular forces + KE. Chemical behavior in diff phases -

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Stonehill College Global Warming: Learn what it is. Learn what you can do. Cheryl Schnitzer

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Stonehill College Global Warming: Learn what it is. Learn what you can do. Cheryl Schnitzer

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Chemistry 122

Chemistry 122. Chapter 17: Measuring and Expressing Enthalpy Changes. Calorimetry. Calorimetry measures heat flow into or out of a system for chemical or physical processes. The heat released by a system is equal to the heat absorbed by the surroundings.

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Chemistry 122

Chemistry 122. Chapter 17: Measuring and Expressing Enthalpy Changes. Calorimetry. Calorimetry measures heat flow into or out of a system for chemical or physical processes The heat released by a system is equal to the heat absorbed by the surroundings

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Non Isothermal CSTR

Non Isothermal CSTR. Chemical Reaction Engineering I Aug 2011 - Dec 2011 Dept. Chem. Engg., IIT-Madras. Overview. Notation CSTR design equation (mass balance) Heat Balance Accounts for heat removal/addition Methodology given. Notation. Usual notation applies.

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Quiz 1

Quiz 1 This is a photograph of an apple and feather free fall in a evacuated chamber. The apple and feather are released from the top. Suppose the camera opened flash every 1 s.

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Calculating Heat

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Heat in changes of state

Heat in changes of state. Section 11.3. After reading Section 11.3, you should know:. The difference between fusion, solidification, vaporization and condensation How to calculate the heat changes for each type of reaction. Definitions.

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Heats of Vaporization and Condensation

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First Law Analysis for Reacting System

First Law Analysis for Reacting System. Consider a constant pressure process in which n f moles of fuel react with n a moles of air to produce n p moles of product:. Products. Reactants. W. Q. Products. Reactants. State 1. State 2. Reaction.

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First Law Analysis for Reacting System

First Law Analysis for Reacting System. Consider a constant pressure process in which n f moles of fuel react with n a moles of air to produce n p moles of product:. Products. Reactants. W. Q. Products. Reactants. State 1. State 2. Reaction.

162 views • 8 slides