Chemistry

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juancarrillo
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214006
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Chemistry
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2013-04-18 23:38:31
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Chapter 12
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  1. The symbolic representation of a chemical process that respectively lists the chemical formulas of its reactants and products on each side of an arrow ?
    Chemical Equation
  2. Two or more substances that enter into a chemical reaction?
    Reactants
  3. A substance produced as a result of a chemical change?
    Law of conservation
  4. The observation that the total amount of mass and energy in the universe is constant?
    Law of conservation
  5. What are the two main classifications of chemistry?
    Organic and Inorganic
  6. What is a class 5 Hazardous Material?
    Oxidizer
  7. How many entities make up the National Response Team?
    16
  8. What hazard is the blue section of the NFPA hazard diamond?
    Health
  9. This Federal Law Protects the public against unexpected exposure
    Federal Substance Hazard Act
  10. This Federal Act sets the standards for 6 criteria pollutants. 
    Clean Air Act
  11. This Federal Law Provides EPA board authority to regulate the manufacture, distribution, use, and disposal of chemical substances.
    Toxic Substance Control Act
  12. This Federal is Aimed at the Prevention and Cleanup of Hazardous substances released at a site and the restoration and replacement of the natural resources.
    CERCLA
  13. The force of Gravity acting on the mass of a particular object?
    Weight
  14. Dissolves in Water
    Solubility
  15. The quantity of matter possessed by an object regardless of its location?
    ?
  16. The capacity of matter confined within a container?
    Volume
  17. Anything that possess mass and occupies space is?
    Matter
  18. A physical change in which a substance passes from a solid state directly to the gaseous state of matter, without first liquefying?
    Sublimation
  19. What is the state of matter that has a define volume but lacks a define shape?
    Liquid
  20. What are the two measure systems?
    English and Metric
  21. What measurement system has no interralationship between the units?
    English
  22. What measurement system does the US use?
    English
  23. What measurement does Chemistry use?
    Metric
  24. PPM and PPB mease what?
    Concentration
  25. If a gas has a vapor density greater than one what will it do in air?
    Raise into the air
  26. In an exothermic reaction where is the heat going?
    Away from the reaction
  27. What are the three ways heat is transferred?
    Radiation, Convection, Conduction
  28. What is the major health hazard of a cryogen?
    Cold
  29. Is the minimum temperature at which the vapor ignites when exposed to an ignition source?
    Flash point
  30. Is the range of concentrations of gas in which it will Propagate a flame?
    Explosive range
  31. What 2 characteristics are used to determine if a liquid is classified as Flammable and Combustible?
    Flash Point and Boiling Point
  32. To be classified as a combustible liquid it must have a __? above __?
    Flashpoint above 100 F
  33. If Hydrazine has a flash point of 101F, is it flammable or combustible?
    Combustible, it is above 100F
  34. If collodion has a flash point of 0.14F,  is it flammable or combustible?
    Flammable
  35. T/F  Tanks used to store flammable liquids ad gases must be labeled with the tank specifications
    True
  36. NFPA standards for storing flammable liquids and gases in cabinets include all of the following EXCEPT?

    Amount, Color, Distance, Location?
    Color
  37. When a pressurized container of flammable liquid is exposed to heat what type of emergency can occur?
    BLEVE
  38. Is when steam expands under Hot Oil which is burning in an open top tank?
    Boilover
  39. What are 2 Secondary Hazards of Flammable Liquids?
    Corrosion, Water Reactive
  40. What is the smallest particle of an element?
    Atom
  41. What is matter consisting of two or more substances in varying proportions that are not chemically combined?
    Mixture
  42. Elements that conduct heat and electricity will and melt and boil at high temperatures are classified as?
    Metals
  43. What is the nucleus of an atom made up of?
    Protons and neutrons
  44. How many electrons does the first orbital hold?
    2
  45. What is the name of the IIA family in the periodic table?
    Alkaline Earth
  46. Where are the non metals located on the periodic table?
    Far Right
  47. If an Ion has a positive charge it is calle a?
    Cation
  48. What type of bond shares electrons?
    Covalent
  49. In an Ionic compound what Ion is written first?
    Positive or Negative?
    Positive
  50. If an Ion is made up of more than one element it is called a __? Ion.
    Polyatomic
  51. What is the name of the Ionic compound Na2S?
    Sodium Sulfide
  52. What is the formula for the ionic compound Potassium Oxide?
    K2O
  53. What is the prefix for 5 when naming covalent compounds?
    Penta
  54. In a covalent compound how many electrons are involved in the bond if there are two lines?
    Ex: C=F
    4
  55. T/F  Is a Mol equal to 6.022x 10 to the 23rd
    True
  56. Calculates the difference between products in a reaction?
    Chemical Equation
  57. In a Chemical Equation what is written to the RIGHT of the arrow?
    Products
  58. According to the Law of Conservation of Mass, Mass cannot be __? or __?
    Created or destroyed
  59. Getting the same number of atoms of an element on each of the equation is called?
    Balancing an Equation
  60. In the process of Reduction of Oxygen or another oxidizing agent is __? from a compound
    Removed
  61. Which is not one of the factors that affect rate of reaction?

    Temperature, Activation Energy, Concentration, Color?
    Color
  62. Is a substance that increases or decreases the rate of a chemical reaction without itself being permanently altered?
    Catalyst
  63. Is an Atom or Molecule with an unpaired electron?
    Free Radical
  64. What is a product of incomplete combustion?
    Carbon Monoxide
  65. What extinguishers have vapor densities greater than one?
    Carbon Dioxide and Halons
  66. Is a polymer that cannot be remolded after it has solidified?
    Thermosetting Polymer
  67. T/F.  A Polymer is made by Linking and Cross linking
    True
  68. T/F. In Addition Polymerization a free radical is created using heat or light.
    True
  69. What is removed during condensation Polymerization?
    Water
  70. What is the primary hazard with autopolymerization?
    Heat
  71. T/F The monomer of PVC, vinyl chloride, is a KNOWN human carcinogen?
    True
  72. What Polymer is 5 times stronger than steel?
    Kevlar
  73. What polymer is especially strong and chemically resistant?
    Epoxy resin
  74. There is no need to wear your SCBA when responding to fires involving polymers?
    T/F?
    True
  75. The vapor density of pure oxygen is __? than 1 and will __? in air.
    Greater, Sink
  76. What is the primary hazard of chlorine?
    Explosive
  77. What is the most chemically reactive element?
    Fluorine
  78. __? is the most abundant element on Earth and __? is the most abundant element in the Universe.
    Oxygen, Hydrogen
  79. T/F. Red Phosphorus is toxic if ingested
    False
  80. What chemical can be used to detect a chlorine leak?
    Ammonia
  81. T/F? Very small particles of sulfur can ignite in air due to static electricity
    True
  82. All of the following statements are true about elemental Fluorine except:?
    It is Toxic, Oxidizer, Reactive, Burns on its own.
    Burns on its own
  83. All of the following statements about Hydrogen is true Except:
     - Toxic
     - Colorless and odorless
     - Very Reactive
     - It burns with a non-luminous flame
    Toxic
  84. What is the Major Health Risk of Carbon
    Inhalation
  85. Why is carbon essential for life
    Carbon can frorm very strong bonds to itself
  86. Sulfur burns with what color flame?
    Blue
  87. Does Acid or Base give off Hydroxyl Ions?
    Base
  88. If an acid does NOT contain carbon atoms it is considered a __? Acid
    Mineral
  89. If an acid has been mixed with water it has been.  Hydrated, Liquefied, concentrated, diluted?
    Diluted
  90. What does the pH scale measure?
    Concentarion of Hydrogen Ion
  91. What causes burns to skin?
    Acids and Bases
  92. Which feel slippery? Acid or Base
    Base
  93. What acid reacts with skin to form  yellow-brown burns?
    Nitric Acid
  94. Vinegar is __? that has been diluted
    Acetic Acid
  95. What are the major health concerns involving corrosives?
    Burns and Inhalation hazards
  96. What acid burns are treated with Cacium Gluconate?
    Hydrofluoric Acid
  97. What type of acid reacts with organic compounds to spontaneously ignite?
    Perchloric Acid
  98. A material that is __? is capable of igniting instantaneously on exposure to air?
    Pryophoric
  99. The process of coating a metal with a protective layer of elemental zinc is known as?
    Galvanization
  100. What gas is released by alkali metals when exposed to water?
    Hydrogen
  101. T/F?  Do Fine Particles of Metal react the fastes?
    True
  102. What metallic compounds react with water to produce highly flammable gases other than hydrogen?
    Metallic phosphide compounds
  103. ___? is a toxic gas that can be released from water reactive substances?
    Hydrogen Chloride
  104. If Toxing affects the body as a whole it has a ___? effect
    Systemic effect
  105. If a Toxin affects the kidneys it is called a ___?
    Nephrotoxin
  106. What chemical is found in sewers and is a concern when entering a confined space?
    Hydrogen Sulfide
  107. What chemical is responsible for creating acid rain?
    Sulfur Dioxide
  108. Substances that are thought to cause cancer but no studies have been done is known as a ___? Carcinogen
    Probable carcinogen
  109. A poisonous substance produced by a living organism or bacterium is the definition of what?
    Toxin
  110. Support the combustion of other materials?
    Oxidizers
  111. What agent is written first in a redox reaction equation?
    Oxidizing agent
  112. A reducing agent goes through what process in a redox reaction?
    Oxidizing
  113. In the process of reduction, electrons are ___?
    gained
  114. What class of oxidizer is the most powerful
    1-4? or 4-1?
    4I
  115. Is Hydrogen Peroxide a hydrogen peroxide?
    Yes
  116. A compound whose molecules are composed soley of carbon and hydrogen atoms, at least some of which are structurally similar to Benzene is calle?
    Aromatic hydrocarbon
  117. Which of the following is an Aromatic Hydrocarbon?
    - butene
    -propene
    -toluene
    -isopropene
    Toluene

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