'Permanent color change' presentation slideshows

Chemistry, Matter and Energy

Chemistry, Matter and Energy. Matter. Matter is any substance that has mass and occupies volume. Matter exists in one of three physical state:. Solid State. Liquid State. Gaseous State. Gaseous State.

1.16k views • 52 slides

Happy Birthday United Nations (1945)

Happy Birthday United Nations (1945). Reading: Chapter 7 All (there WILL be a quiz!) HW 5.2: DUE Monday 7/1/14 17, 19, 21, 39, 43, 47, 53, 59, 71-77 (all), 83 HW 6: DUE Tuesday 7/2/14 ( only assignment from this chapter) Chap . 6, #s 7, 9, 13, 15, 17, 25, 28, 35-43 odd, 59, 63-75 odd

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Chapter 8

Chapter 8. Chemical Reactions by Christopher Hamaker. Chemical and Physical Changes. In a physical change , the chemical composition of the substance remains constant. Examples of physical changes are the melting of ice or the boiling of water.

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Chemical & Physical Changes

Chemical & Physical Changes. In a physical change , the chemical composition of the substance remains constant. Examples of physical changes are the melting of ice or the boiling of water. In a chemical change , the chemical composition of the substance changes; a chemical reaction occurs.

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Did you get a reaction?

Did you get a reaction?. You know that a reaction took place if:. ___________________:. Did you get a reaction?. You know that a reaction took place if:. _________________________________________:. Did you get a reaction?. You know that a reaction took place if:.

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Investigate (09/10/13)

Investigate (09/10/13). In your Notebook, prepare a data table like the one on page 121 for all 6 substances. No column for filter exercise! Work with the students at your table. Follow the instructions on page 120 -121, start with 3) do not do last bullet.

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CHEMICAL REACTIONS

CHEMICAL REACTIONS. Chemical Reactions. A process by which the atoms of one or more substances are rearranged to form different substances Indications that a chemical reaction has occurred are: Permanent color change Production of a new solid (precipitate) Production of a new gas

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Chemical Reactions

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Lecture 2a

Lecture 2a. Triphenylphosphine. Introduction I. Phosphines are frequently used as ligands in metalorganic and organometallic compounds because they can be tuned in terms of their steric and their electronic properties (see later lecture) Examples containing PPh 3 as ligand:

296 views • 10 slides