'Low melting points' diaporamas de présentation

10. Amino acids/Proteins Chapter 17

10. Amino acids/Proteins Chapter 17. Protein - More than an Energy Source. Proteins / polypeptides - chains formed by the condensation/combination of 20 different ? - amino acids. Polypeptides - may be di-, tri -, etc; up to 10 a.a.

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Chapter 4

Chapter 4. Matter and Energy Vanessa N. Prasad- Permaul CHM 1025 Valencia Community College. Matter. Matter is any substance that has mass and occupies volume. Matter exists in one of three physical states: Solid Liquid Gas. Gaseous State.

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Chapter 10

Copyright ? The McGraw-Hill Companies, Inc. Permission required for reproduction or display. Chapter 10. An Introduction to Organic Chemistry: The Saturated Hydrocarbons. Denniston Topping Caret 5 th Edition. 10.1 The Chemistry of Carbon. Why are there so many organic compounds?

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The Periodic Table of Elements

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Matter

Matter. Chemical substances are composed of matter Matter is the physical material of the universe; anything with mass that occupies space is matter Matter can take many forms. Most matter is formed by unique arrangements of elementary substances called elements.

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A bone...

A bone. P. T. E. M. L. A. T. E. 3.082 FINAL PRESENTATION May 17, 2001. Bao-Yi Chang Elissa Robbins Elizabeth Immen Lisa Scoppettuolo. Thank you to Speed of Light for the Casting photograph. Injection Molding. www.biomet.com. Iron or Stainless Steel. Polymers: PLLA or PCL.

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9.6.11 Physical Properties

9.6.11 Physical Properties. OBJ: We will create a word wall to further our understanding of scientific vocabulary. TEK 6.6A Warm up: Draw and label the measurements with the correct units for science!. cm. cm. cm. Luster. The way it reflects light; shiny or dull. Ductile.

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Chemical Bonding

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Chapter 8: Covalent Bonding Resources: Chapter 8 of our TB and unit 6 of workbook

Chapter 8: Covalent Bonding Resources: Chapter 8 of our TB and unit 6 of workbook Ch. 8 reading and study guide (in part) Powerpoint used in class Lab practical: Molecular models Handouts: practice problems and naming of covalent/molecular compounds Animations and simulation.

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CHAPTER - 3 METALS AND NON METALS

CHAPTER - 3 METALS AND NON METALS. CLASS :- X MADE BY :- MANAS MAHAJAN SCHOOL :- K.V. GANESHKHIND PUNE-7. 1a) Physical properties of metals :-. Metals are solids. (except mercury) Metals are hard. (except Lithium, Potassium, Sodium)

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CHAPTER - 3 METALS AND NON METALS

CHAPTER - 3 METALS AND NON METALS. CLASS :- X MADE BY :- MANAS MAHAJAN SCHOOL :- K.V. GANESHKHIND PUNE-7. 1a) Physical properties of metals :-. Metals are solids. (except mercury) Metals are hard. (except Lithium, Potassium, Sodium)

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Ionic Bonding

Ionic Bonding. Electron donation. F -. Li. F. 1. Ionic bonding. Made from reaction of metals with non-metals. Li +. Attraction. Positive metal ions and negative non-metal ions attract each other strongly to make potentially infinitely large continuous and uniform structures. +.

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Bonding

Bonding. 5-2. Why Bond. Bonds form when their valance electrons interact Bonds form to achieve stable electron configuration (full outer shell) Bonds act like springs, they are not rigid . Types of bonds. Ionic Metallic Covalent. Ionic bonds. Transfer of electrons

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More Details on Metals and Nonmetals and Periodic Table

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Groups 1 - the Alkali Metals

Groups 1 - the Alkali Metals. starter. What is the name of the group 1 elements? Name 3 of these elements. If one of these elements has the symbol and atomic number and mass Na What are the number of protons, neutrons and electrons in this atom?

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Unit Nine Review

Unit Nine Review. IMF. Intermolecular forces Attractive forces between molecules The three states of matter depend on Strength of IMF relative to the amount of thermal energy Weaker IMF Gas Stronger IMF Solid or liquid. IMF. Surface tension Tendency of liquids to minimize surface area

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3.5- Understanding Chemical Compounds

3.5- Understanding Chemical Compounds. Ionic Compounds. Ionic compounds involve the transfer of electons Ex) K + Cl K + ( Cl ) - Because it creates filled energy levels, the stability of the structure is similar to noble gases. Properties and model of ionic compounds.

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4.2 Representative Elements

4.2 Representative Elements. I. Groups 1 and 2 A. Alkali Metals (Group 1) 1. Silvery solids 2. Low densities and low melting points 3. Highly reactive 4. Increasing reactivity from top to bottom on table B. Alkaline Earth Metals (Group 2) 1. Harder and denser than Group 1 neighbor

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Alkali Metals and Alkaline Earth Metals

Alkali Metals and Alkaline Earth Metals. By Chris Brown & Sonja Dahl. Alkali Metals. They are the most reactive metals. In nature, they are not found by themselves, but they can be combined with nonmetals as alkali salts.

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