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5 Written questions

5 Matching questions

  1. absolute zero
  2. ways to decrease the rate of reaction
  3. complete reaction
  4. shift to the R
  5. solvent
  1. a 1. decrease temperature
    2. decrease pressure
    3. increase volume
    4. decrease # of particles
  2. b -273 degrees Celsius, 0 degrees Kelvin
  3. c obvious when finished
  4. d making more product and using more reactants
  5. e the substance that usually dissolves the solute *water

5 Multiple choice questions

  1. -all on the right side of the staircase
  2. 1 mol = 6.02 x 10^23
  3. pure substance made from two or more elements and can be broken down into separate elements
  4. the substance that is usually dissolved(sugar or salt)
  5. -process that absorbs energy
    -energy is the reactant
    -usually, but not always, it lowers the temperature of the surroundings
    *graph starts from low to high
    *activation energy is the entire graph

5 True/False questions

  1. molar volume of a gas-at STP (standard temperature and pressure) *0 degrees Celsius and 1 atm
    - 1 mol has a volume of 22.L


  2. mixturea subtance with 2 or more different types of particles inside of it


  3. halogens-elements in group 17


  4. exothermic-process that releases energy
    -energy is the product
    -usually, but not always, this raises
    *graph starts from high to low
    *activation energy is only first bump


  5. metals-all on the left side of the staircase