Running head: CHEMICAL DEPENDENCY PAPER Chemical Dependency Paper Linda D. Miles University of Phoenix Child Therapy MFFC/536 Robert Skaff October 01‚ 2008 Chemical Dependency Paper Chemical Dependency Paper This paper will discuss Chemical Dependency or Substance Dependency and Substance Abuse in Adolescents; specifically the development‚ progression and biopsychosocial of dependency and abuse in the adolescent population. The definition of epidemiology and
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James Joyce is considered to be one of the most prominent authors of the twentieth century. His inspirational work and unique style have had an everlasting effect on literature. “James Joyce was born on February 2‚ 1882‚ in a small town called Rathgar(Biography.com Editors)” He grew up in a wealthy family‚ early on in his life‚ until his father could no longer keep up his level of income. His father‚ John‚ became an alcoholic and retained unsustainable spending habits. This is reflected in some
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Chemical Nomenclature refers to the naming systems used with chemical formulas. This worksheet focuses on the most basic chemicals and nomenclature systems. Please read the information concerning each problem set and then attempt the problems associated with that information. The simplest compounds contain just two elements. Sodium chloride‚ NaCl‚ is an example of a binary compound. Several other examples are listed below. Potassium bromide KBr Calcium bromide CaBr2 Lithium fluoride LiF
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Conroy. ‘That’s the latest. Whenever it’s wet underfoot I must put on my galoshes… The next thing he’ll buy me will be a diving suit.’” (Joyce‚ 4) Gabriel fidgets with his hands and sleeves as he is made the center of a joke. It is suggested that Gabriel feels the need to purchase galoshes for himself and his wife because “everyone wears them on the Continent.” (Joyce‚ 4) This timeless need to be as good‚ if not better‚ as everyone else can be traced throughout Joyce’s
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In the first reaction‚ magnesium was burned to produce magnesium oxide. The reaction produced a bright light‚ which is evidence of a chemical change. The second reaction occurred as a result of solid magnesium reacting with hydrochloric acid. The reaction produced heat and bubbles‚ both indications of a chemical change. A wood splint was used to determine that the gas produced was hydrogen gas‚ hence the other product is magnesium dichloride. In the third reaction‚ ammonium carbonate was heated to
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Element: Simplest form of matter to have unique chemical properties. Atom: The smallest particles with unique chemical identities. Nucleus: Center of an atom (composed of protons and neutrons). Proton: Have a single positive charge (+1). Neutron: Have no charge. Electron: Tiny particles with a single negative charge and very low mass (-1)/determines chemical bonding properties of an atom. Atomic Number: Number of protons in the nucleus. Atomic Mass: Approximate number of protons and neutrons
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Chemical reactions involve the making and breaking of bonds. It is essential that we know what bonds are before we can understand any chemical reaction. To understand bonds‚ we will first describe several of their properties. The bond strength tells us how hard it is to break a bond. Bond lengths give us valuable structural information about the positions of the atomic nuclei. Bond dipoles inform us about the electron distribution around the two bonded atoms. From bond dipoles we may derive electronegativity
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INTRODUCTION TO CHEMICAL BONDS CHEMICAL BOND Definition: A chemical bond is defined as a force that acts between two or more atoms to hold them together as a stable molecule. Main types of bond: 1. Ionic or electrovalent bond‚ 2. Covalent bond‚ 3. Coordinate covalent bond Forth type of bond: Metallic bond: The type of bonding which holds the atoms together in metal crystal. Valence electron: The electrons in the outer most energy level in an atom that takes part in chemical bonding
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Chemical bond From Wikipedia‚ the free encyclopedia Jump to: navigation‚ search A chemical bond is an attraction between atoms that allows the formation of chemical substances that contain two or more atoms. The bond is caused by the electrostatic force of attraction between opposite charges‚ either between electrons and nuclei‚ or as the result of a dipole attraction. The strength of chemical bonds varies considerably; there are "strong bonds" such as covalent or ionic bonds and "weak bonds"
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Chemical Periodicity ------------------------------------------------- ABSTRACT The experiment chemical periodicity shows the properties and reactions belonging to group IA‚ IIA‚ and IVA. Proper procedures and observations were done to determine the solubility‚ physical state‚ color‚ and appearance of the compounds namely Li2CO3‚ Na2CO3‚ K2CO3‚ CaCO3‚ and BaCO3. The results shows that Li2CO3‚ Na2CO3‚ K2CO3 were soluble in water‚ while MgCO3‚ CaCO3‚and BaCO3 were not soluble. All of these compounds
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