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Maximize your knowledge and minimize your risk! That's the primary message of this program, an informative introduction to the chemistry laboratory that shows high school and first-year college students precisely how to conduct themselves in a safe and professional manner. Familiarity with the properties and safe handling of all materials used in the lab is stressed, including how to dispose of hazardous waste, and the proper use of safety gear and...
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This program, divided into three parts, looks at the difference between melting and dissolving using the example of sodium chloride. The reaction of sodium chloride solution with silver nitrate exemplifies precipitation; ammonia, added to a solution of copper (II) nitrate, forms a copper (II) hydroxide gel; and the successive complexation of copper (II) by ammonia molecules serves as an important model for complexation.
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This program, divided into three parts, gives several examples of reactions: potassium thiocyanate solution with iron (III) nitrate solution to explain ionic equilibrium; acid-base chemistry, using ethanoic acid as an acid, and ethanoate ion and ammonia as bases; and copper metal with silver nitrate solution to illustrate redox chemistry.
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Using computer-generated animations, this program clearly demonstrates the structures and changes of state in water-specifically in ice melting, in water evaporating, and in water boiling-all at the molecular level. Each demonstration scientifically clarifies student misconceptions about the process and reinforces concepts that carry over into molecular change in other elements.
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Poland's long, tumultuous history makes it a fascinating country to visit. Follow a team of detectives in the Sowie Mountains as they try to crack the mystery of a huge underground maze of tunnels built by the Nazis. See bomb disposal experts find and detonate WWII explosives that are still littered throughout the country. Other stories include Poland's rush to complete six new stadiums in time for the Euro 2012 soccer tournament, a company that makes...
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A fire needs heat, fuel, and oxygen. This Science Screen Report examines that triangle of ingredients, and how scientists study it in order to combat-or harness-fire. With detailed examples of firefighting techniques, the program demonstrates the removal of heat from a class A blaze through the use of water or sprayed polymers, and the elimination of oxygen, a strategy used in fighting oil fires. The video concludes with a focus on the internal combustion...
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This 2011 Falling Walls lecture video explores Enerchem, an innovative research association initiated by the Max Planck Society that focuses on issues commonly recognized as relevant across society. To oversee research in the field of inorganic chemistry, the Max Planck Society selected Robert Schlögl, noted for his investigation of heterogeneous catalysts based upon inorganic solids. Schlögl explains how his efforts to bridge the gap between surface...
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This series uses demonstrations and animations to take students on a journey of discovery to explain what we know about atoms-and how we know what we know about atoms. The Fifth episode examines the experiments that lead to the discovery of protons, neutrons, and electrons. By explaining the basics of atoms, students can better understand the chemical reactions which led to their discovery.
71) Electron Shells
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This series uses demonstrations and animations to take students on a journey of discovery to explain what we know about atoms-and how we know what we know about atoms. The sixth episode examines the qualities of the electron shell, and the experiments that lead to its discovery. By explaining the basics of atoms, students can better understand the chemical reactions which led to their discovery. It also looks at the arrangement of the periodic table,...
72) Metals
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On the periodic table, three-quarters of all the elements are classified as one sort of metal or another. Divided into five sections, this program provides a thorough overview of metals: Metals in Our World (includes iron, lithium, magnesium, mercury, potassium, silver, sodium, uranium, zinc); Alkali Metals (history and properties of lithium, sodium, potassium, rubidium, cesium, francium); Alkaline Earth Metals (history and properties of beryllium,...
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All matter in the observable universe-from a single blade of grass to a planet in a faraway galaxy-is made up of atoms, molecules, and compounds. This program introduces these minuscule building blocks in five sections: The Nucleus (protons and neutrons, energy shells, binding energy, fission and fusion); The Electrons (quantum numbers, spdf orbitals); The Elements (periodic table, valence electrons, ions and ionization energy, electronegativity,...
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In part one of this program, chemistry authorities, including "Helium Man" and two janitors, lay down the law-Boyle's Law, Graham's Law, and Dalton's Law. They also present the Kinetic Molecular Theory and the Ideal Gas Equation and elaborate on partial pressures and the difference between diffusion and effusion. Part two investigates kinetic energy; ion-dipole, dipole-dipole, and London dispersion forces; hydrogen bonds; phase diagrams; and vapor...
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From charcoal to diamonds, carbon is essential to a multitude of products-and to life itself. This program illustrates the mechanics of the carbon cycle, explores some of the special properties of the ubiquitous element, and looks at the importance of carbon in the chemical makeup of all living things. Describing the best-known carbon allotropes, the program examines the characteristics and uses of charcoal, graphite, and diamond, including synthetic...
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"Join Max Axiom as he explores the science behind chemical reactions. Max helps readers understand how chemical reactions happen and why they are important. These newly revised editions feature Capstone 4D augmented reading experience, with videos, writing prompts, discussion questions, and a hands-on activity. Fans of augmented reality will love learning beyond the book!"--