Exploring Creation w/ Chemistry - vocabulary (C - D)
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Calibration | The process of using certain physical measurements to define the scale of a measuring device
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| Calorie (cal) | The amount od heat necessary to warm one gram of water one degree Celsius
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| Calorimeter | An experimental device that measures the heat released or absorbed during a chemical or physical change
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| Calorimetry | An experimental process that measures the heat released or absorbed during a chemical or physical change
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| Catalyst | A substance that alters the rate of a chemical reaction without changing the concentration throughout the course of the reaction
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| Catalytic converter | A device on an automobile that converts gaseous carbon monoxide that is produced by the engine, into gaseous carbon dioxide
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| Cathode | The electrode at which reduction occurs
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| Cathode ray tube | Another name for a Crooke's Tube
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| Cation | A positive ion
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| Celsius | A temperature scale defined so that water freezes at 0 degrees and boils at 100 degrees
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| Change in Enthalpy (∆H) | The energy change that accompanies a chemical reaction
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| Charles's Law | At constant pressure, the temperature and volume of gas linearly proportional.
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| Chemical change | A change that effects the type of molecules or atoms in a substance
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| Chemical equation | A representation of a chemical reaction
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| Chemical equilibrium | The point at which both the forward and reverse reactions in a chemical equation have equal reaction rates: When this occurs, the amounts of each substance in the chemical reaction will not change, despite that both the chemical reactions still proceed.
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| Chemical formula | A notation that indicates the number of type, of each element
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| Chemical reaction | A process by which one or more substances change into one or more different substances
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| Chemical symbol | An abbreviation for an element
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| Complete combustion reaction | A reaction in which O₂ is added to a compound containing carbon and hydrogen, producing CO₂ and H₂O
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| Compound | A substance that can be decomposed into elements by chemical means
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| Condensing | The process by which a substance changes from its gas phase to its liquid phase
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| Cones | The cells on the eyes retina that detects different energies of light; these cells are responsible for the ability of seeing color
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| Continuous theory of matter | The idea that substances are composed of long, unbroken blobs of matter
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| Covalent bond | A shared pair of valence electrons that holds atoms together in covalent compounds
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| Covalent compound | A compound formed by atoms that share electrons
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| Crookes tube | An experimental apparatus developed by William Crookes; it consists of a glass tube filled with a small amount of gas. Electrons in the tube allow for the passage of electricity through the gas.
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| Decomposition | The process by which a substance is broken down into its constituent elements
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| Dalton's Law of Partial Pressures |
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| Decomposition reaction | A reaction that changes a compound into its constituent elements
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| Density | An object's mass divided by the volume that the object occupies
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| Derived unit | A unit formed by the multiplication and/or division of other elements
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| Dilution | Adding water to a solution in order to decrease its concentration
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| Dimensionless quantity | A quantity without units
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| Diprotic acid | An acid that can donate two H+ ions
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| Discontinuous theory of matter | The idea that substances are composed of tiny, individual particles; like grains of sand
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| Double bond | A total of four electrons shared between atoms
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| Dry cell | A battery made with no aqueous solutions
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Created by:
Autumn Fairall
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