'Neon gas' diaporamas de présentation

Classifying Matter: Elements, Compounds, and Mixtures

Classifying Matter: Elements, Compounds, and Mixtures. Pure Substances. A sample of matter that has definite chemical and physical properties. Atoms. Elements. Compounds. Molecules. Elements. pure substance that cannot be separated into simpler substance by physical or chemical means.

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Chemistry 20 Mole Conversions

Chemistry 20 Mole Conversions. What is a Mole?. A term of measurement A counting number Similar to saying 1 dozen = 12 things Avogadro's Number (N A ) 6.02 x 10 23 items A VERY LARGE NUMBER!!!. = 1 mole.

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Chapter 7 Gases

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U.S. Low Level Counting Facilities Status and Plans LRT 2004, Laurentian University Dec 12-13, 2004 Prisca Cushman U

U.S. Low Level Counting Facilities Status and Plans LRT 2004, Laurentian University Dec 12-13, 2004 Prisca Cushman University of Minnesota. In Progress: Working Group on Low Background Counting Facilities (NSF Solicitation 1 Proposal).

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407 views • 24 slides

Pressure Conversions

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Neon Signs

Neon Signs. Ms. Prinkey. History of Neon Signs. Theory of Neon Lights dates back to 1675. French astronomer Jean Picard* observed a faint glow in a mercury barometer tube. The glow occurred when the tube was shaken from the static electricity and was not understood at the time.

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Chapter 14-3

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Turbo-Compressor

?32- Impeller. Neon Turbo-Brayton Refrigerator Package. Specification Cooling Power: 2kW @ 65 K Input Power: 48 kW. Turbo-Compressor. Turbo-Expander (not seen). Neon Gas Circulation Type. Turbo-Compressor. Heat Exchanger. Cold Box. After Cooler. 2,500mm. Heat Exchanger. Cold Box.

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Modeling X-Ray Photoionization Experiments Michael Rosenberg and David Cohen Swarthmore College

Modeling X-Ray Photoionization Experiments Michael Rosenberg and David Cohen Swarthmore College. Modeling Studies

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Common Uses of Elements

Common Uses of Elements. Fluorine is added to toothpaste to prevent tooth decay. Sodium combines with chlorine to make table salt. Chlorine is used in bleach and other chemicals to kill germs in swimming pools. Neon gas is used in lights for advertising.

129 views • 1 slides