'O atoms' diaporamas de présentation

Periodic Variation in Physical Properties of the Elements H to Ar

Periodic Variation in Physical Properties of the Elements H to Ar. Elements are arranged in the increasing order of atomic number. The modern Periodic Table. Horizontal rows ? periods ? same no. of occupied shells 7 periods. The modern Periodic Table. Vertical columns ? groups

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Energy and Matter Diagrams

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Chemical Equations

Chemical Equations. Describing Chemical Process. Chemical Equations. Identify the substances involved in a chemical process Distinguish between the reactants and products in a chemical process Allow easy determination of quantities of substances involved in chemical processes.

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Electrochemistry I

Electrochemistry I. Electrochemistry . Half-Reactions and Electrochemical Cells Voltaic Cells: Using Spontaneous Reactions to Generate ElectricalEnergy Cell Potential: Output of a Voltaic Cell Free Energy and Electrical Work Electrochemical Processes in Batteries

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Station One

Station One. Determine the number of moles in 62.8g of barium acetate. Station Two. How many formula units are in a 61.8 g sample of potassium phosphite?. Station Three. Determine the number of atoms of nitrogen in 14.8 g of ammonium nitrate. Station Four.

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Phase Diagram

Phase Diagram. Is a graphical representation of the conditions of temperature and pressure at which solids, liquids and gases exist. It may exist either as single phases or states of matter or two or more phases in equilibrium with one another. Phase Diagram for Iodine. Phase Diagrams.

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CH3 Mass Relationships in Chemical Reactions

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Polar bonds and molecular polarity

Polar bonds and molecular polarity . Degrees between ionic and covalent. Sharing two electrons effectively doubles the count. In the molecule F 2 : Each atom wants 8 Alone each has seven Together they have eight Single covalent bond. H. H. O. O. H. H.

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Research Subject 1

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The Molecules of Cells

The Molecules of Cells. Section 2.3. Macromolecules. Carbohydrates Proteins Lipids Nucleic Acids All organic (contain carbon). Only produced in living things. Carbohydrates. Contain C, H, O atoms. Monosaccharides Immediate energy source

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Covalent bonding: Overlapping of 2 half filled orbitals

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HIGHER GRADE CHEMISTRY CALCULATIONS

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Do Now Please ? Use this time to do good (silent) thinking and writing.

Do Now Please ? Use this time to do good (silent) thinking and writing. Below are the chemical formulas for some common household substances. Carefully look at all three of them. Write down at least four observations about the formulas. Rules for writing formulas.

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