'High melting point' diaporamas de présentation

The Periodic Table

The Periodic Table. Section 1: Organizing the Elements Section 2: Exploring the Periodic Table Section 3: Families of Elements. Organizing the Elements. Why It Matters:

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Outline

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Medical Physics at A Level

Medical Physics at A Level. X-Rays. Contents. Uses Production of X-Rays Brehmsstrahlung radiation Characteristic radiation The X-ray tube Rotating anode Intensifying screen Barium Meal Barium Enema. X -Rays are:-. high frequency, high energy electromagnetic rays.

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Intermolecular Forces and Liquids and Solids

Intermolecular Forces and Liquids and Solids. Chapter 11. A phase is a homogeneous part of the system in contact with other parts of the system but separated from them by a well-defined boundary. 2 Phases. Solid phase - ice. Liquid phase - water. 11.1.

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The Periodic Table of Elements

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The Periodic Table of Elements

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X-ray Production

X-ray Production. kVp KINETIC ENERGY OF ELECTRONS. CATHODE --------. MADE OF TUNGSTEN + 1%-3% THORIUM. TUNGSTEN. Z # 74 MELTING POINT- 3,410 DEG. CELSIUS . THORIUM. Z # 90. THERMIONIC EMISSION. CATHODE HEATED UP TO AT LEAST 2,200 DEG. CELSIUS. ANODE +++++. TUNGSTEN

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X-Ray Physics

X-Ray Physics. Assumptions: Matter is composed of discrete particles (i.e. electrons, nucleus) Distance between particles >> particle size X-ray photons are small particles Interact with body in binomial process Pass through body with probability p

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Properties of Polymers

Properties of Polymers. Different polymers have different properties. Properties can depend on how the polymer is made. Learning Outcomes. All are able to state that monomers used to make plastics will affect the properties.

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General method for synthesis of azo dyes

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Atwood Quarry, Port Clyde, ME Chelsea Sonksen

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USAGE OF OLIVINE as BACKING SAND IN TUNDISH

USAGE OF OLIVINE as BACKING SAND IN TUNDISH. 24/09/2007. T UNDISHES ; are machines which, continuously provide molten metal to mold and adjust amount of incoming metal to mold. ladle. Tundish.

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Formation of Mercury

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Chemistry 11: Typical Elements

Chemistry 11: Typical Elements. Christopher Chui. Hydrogen. Members of a family or group tend to react similarly Hydrogen is usually considered as a family by itself A hydrogen atom can react to lose 1 electron ?H +

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POLYPROPYLENE!

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Chapter 8 Molecular Shape

Chapter 8 Molecular Shape. The shape of a molecule can be important in determining its chemical reactions Molecular shape is often very important in the chemistry of living things. Molecular geometry also helps determine the polarity of molecules.

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Sputter Materials

Sputter Materials. Lecture 10 G.J. Mankey gmankey@mint.ua.edu. The Key System. The Key system has a stainless steel bell jar, a cryopump, gas supply system, four 2" targets and a substrate holder for six substrates.

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Metallic Bonding

Metallic Bonding. Strong forces of attraction are responsible for the high melting point of most metals. CA Standards. Students know atoms combine to form molecules by sharing electrons to form covalent or metallic bonds or by exchanging electrons to form ionic bonds. . Metallic Bonding.

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Bragg Equation

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