'Chlorine atoms' diaporamas de présentation

Like a recipe: Reactants Products 2H 2 (g) + O 2 (g) ? 2H 2 O(l) coefficients subscripts

Balancing Eqns. Like a recipe: Reactants Products 2H 2 (g) + O 2 (g) ? 2H 2 O(l) coefficients subscripts. Balancing Eqns. Symbols ? Yields or Produces (s) solid (l) liquid (pure liquid) (aq) aqueous (dissolved in water) (g) or ? gas. Balancing.

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Warm Up 10/29

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Weather, Climate & Society ATMO 336 Impact of Extreme Weather

Weather, Climate & Society ATMO 336 Impact of Extreme Weather. Weather Hazards. Hurricanes (Katrina, Andrew) Floods (Agnes, 1993 Midwest, 1997 ND) Tornadoes (Palm Sunday) Hail (Midwest Risk in spring) Lightning Wind Storms Heat Wave (2003 & 2007 Europe)

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Ray A. Gross, Jr.

The Chlorine Rule: An Analysis of Isotope Patterns of Compounds Containing Multiple Bromine and Chlorine Atoms. Ray A. Gross, Jr. With an Introduction to the Isotope-Pattern Analyzer. My Reasons for this Presentation. Present results obtained at PGCC

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Atmospheric Chemistry

Atmospheric Chemistry. Global Warming. Composition of Atmosphere:. CO 2 Levels. Global Energy Balance :. = 5.67 x 10 -8 W/m 2 K 4 = Albedo (shinyness) Earth = 0.28 Mars = 0.17 Jupiter = 0.73 Venus = 0.71 Es = solar energy input Earth = 1380 W/m 2 Mars = 600 Venus = 2600.

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CHEMISTRY

CHEMISTRY. Basic Chemistry. BASIC TERMS. ATOM Smallest particle of a chemical element. Consists of 3 parts. Protons = (+) charge Electrons = (-) charge Neutrons = (no charge). The Structure of an atom.

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E-learning module

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ICA # 15

ICA # 15. On pg. 158, define an electron dot diagram? On pg. 158, when is an atom stable and not likely to react? On pg. 158, what represents the nucleus and all the other electrons in an atom? On pg. 139, define valence electrons?

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Lesson

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Chemical Reactions

Chemical Reactions. Chapter 10 Reactions and Equations. Evidence of Chemical Reactions. How many indicators of a chemical reaction can you list? 1. 2. 3. 4. 5. ANSWERS. Temperature change Color change Texture change Precipitate formation Bubbling, fizzing

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Properties &preparation of alkanes

Properties &preparation of alkanes. Lec.3. Physical properties of alkanes:. Alkanes are insoluble in water . This is because water molecules are polar, whereas alkanes are nonpolar( C-C and C-H bonds ) SO it is soluble in non-polar solvents such as benzene, ether and chloroform . Note:

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The Destruction of the Ozone Layer

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What is the ozone layer

What is the ozone layer. The ozone layer is a portion of the stratosphere ( upper atmosphere). It contains the gas ozone (O 3 ) which absorbs ultraviolet (UV) radiation emitted from the Sun.

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Standard Grade Topics 3 &4

Standard Grade Topics 3 &4. Standard Grade Revision. Q1. The box below shows the names of some elements. neon. lithium chlorine oxygen copper argon Identify the alkali metal. Identify the halogen. Identify the element with the highest melting point.

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Preparation of Chlorine Gas from Bleach

Preparation of Chlorine Gas from Bleach. When bleach is treated with an acid, evolution of chlorine gas ensues. Demonstration. The evolution of chlorine gas was rapid in the presence of acid

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Chemical Formulae

Chemical Formulae. Learning Objectives: Calculate the formula mass of elements and compounds Explain how the amount of a substance can be measured. Mass number.

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Chemical Reactions Lesson 2

Chemical Reactions Lesson 2. Warm-up IANB p41. #1. #2. Oxygen. 1. 2. 10. 4. 12. 4. 2. 8. Learning to Inventory the Atoms in the Equation. Reactants ? Products (produce) Reactants are the substances that combine or change. Products are the result of the reaction. 1 of 6.

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Chapter 20 Section 2

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CHLORINE

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THINNING OF OZONE LAYER

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