'Heat energy transfer' diaporamas de présentation

Energy & Chemistry

Energy & Chemistry. 2 H 2 (g) + O 2 (g) --> 2 H 2 O(g) + heat and light This can be set up to provide ELECTRIC ENERGY in a fuel cell . Oxidation: 2 H 2 ---> 4 H + + 4 e - Reduction: 4 e - + O 2 + 2 H 2 O ---> 4 OH -. H 2 /O 2 Fuel Cell Energy, page 288.

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SIT WITH YOUR GROUP TODAY TOPIC # 12 HOW CLIMATE WORKS

Tuesday Oct 26th. SIT WITH YOUR GROUP TODAY TOPIC # 12 HOW CLIMATE WORKS.

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Heat a form of Energy

822 views • 72 slides

Energy & Chemistry

Energy & Chemistry. 2H 2(g) + O 2(g) ? 2H 2 O (g) + heat and light This can be set up to provide ELECTRIC ENERGY in a fuel cell . Oxidation: 2 H 2 ? 4 H + + 4 e - Reduction: 4 e - + O 2 + 2 H 2 O ? 4 OH -. H 2 /O 2 Fuel Cell Energy. Energy & Chemistry.

1.33k views • 66 slides

Conduction and Convection 05/01/2020

Conduction and Convection 05/01/2020. Double Lesson. Aim: To explain the processes of conduction and convection Starter: Touch all of the following objects in the lab Which is the coolest and hottest? Shirt Stand Bunsen Tube Bunsen Chimney Bench Chair Leg. Heating and Cooling.

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AS MODULE CHEM2 ENERGETICS

AS MODULE CHEM2 ENERGETICS. Enthalpy change (?H ) know that reactions can be endothermic or exothermic understand that enthalpy change (? H ) is the heat energy change measured under conditions of constant pressure

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Overall heat transfer coefficient

Overall heat transfer coefficient. Done by: Andrew Sung Lee Men Quan Khoo Chun Yet. Contents. What is overall heat transfer coefficient The equation for overall heat transfer coefficient Factors of overall heat transfer coefficient. What is overall heat transfer coefficient.

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Thermodynamics Chapter 12

Thermodynamics Chapter 12. Temperature and Heat. The temperature of a hot cup of coffee left sitting on the table will fall until it reaches thermal equilibrium with the air temperature in the room.

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Transfer of Energy

Transfer of Energy. Thermal/Heat Energy. Motion of Atoms Measured by change in Temperature We produce heat energy. Chemical Energy. Chemical Energy is required to bond atoms together. And when bonds are broken, energy is released. Mechanical Energy.

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Energy and Transformation of Energy

Energy and Transformation of Energy. Energy Definition. The ability to do work. How do we use energy? Energy comes from heat, chemicals, electricity, fossil fuel, and the food you eat. I. Types of Energy. A. Chemical Definition: is energy contained inside substances.

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Energy and Transformation of Energy

Energy and Transformation of Energy. Energy Definition. The ability to do work. How do we use energy? Energy comes from heat, chemicals, electricity, fossil fuel, and the food you eat. I. Types of Energy. A. Chemical Definition: is energy contained inside substances.

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Objective 5 6a and 6b

Objective 5 6a and 6b. Obj . 5-6a and 6b Describe the law of conservation of energy Investigate and demonstrate the movement of heat through solids, liquids, and gases by convection, conduction, and radiation. . Temperature and Heat.

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HEATING & COOLING

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Conduction, Convection, and Radiation

Conduction, Convection, and Radiation. Heat Energy Transfer. Methods of Heat Energy Transfer. Conduction is the transfer of heat energy by Between particles of objects in direct contact Convection is the transfer of heat energy by the movement of fluids(gas or liquid)

256 views • 11 slides

2142-391 Engineering Mechanical Laboratory

2142-391 Engineering Mechanical Laboratory. Heating Value Measurement. Motivation Valuable fuels are being depleted Different kinds of energy source, e.g. gasoline, diesel, biodiesel, gasohol, etc. Different fuels give different amount of energy Which one gives more energy per unit

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