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ICE Chart quiz #1

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Terms in this set (10)

  • What are ICE tables used for in calculating equilibrium concentrations?
    ICE tables (Initial, Change, Equilibrium) are used to organize and calculate equilibrium concentrations when given initial concentrations and missing more than one compound's equilibrium amount. They use units of molarity or atmospheres, which relate to equilibrium constants (Kc or Kp). ICE tables are essential when you do not have enough equilibrium data for all compounds in a reaction.
  • What does each letter in the acronym ICE stand for in the context of equilibrium calculations?
    ICE stands for Initial, Change, and Equilibrium, representing the stages of concentration in a chemical reaction.
  • What types of units are permitted in ICE charts when calculating equilibrium concentrations?
    ICE charts use either molarity (M) or atmospheres (atm) because these units correspond to equilibrium constants Kc and Kp, respectively.
  • Why are ICE charts associated with equilibrium constants like Kc and Kp?
    ICE charts use molarity and atmospheres, which are the units required for calculating Kc and Kp, the equilibrium constants for concentration and pressure.
  • When should you use an ICE chart in solving equilibrium problems?
    You should use an ICE chart when you are missing equilibrium concentrations for more than one compound in a balanced chemical equation.
  • If you are given equilibrium concentrations for all but one compound in a reaction, do you need to use an ICE chart?
    No, if only one compound's equilibrium concentration is missing, you do not need to use an ICE chart.
  • What is the main purpose of using an ICE chart in equilibrium calculations?
    The main purpose is to organize initial concentrations, changes during the reaction, and final equilibrium concentrations to solve for unknowns.
  • How do initial concentrations differ from equilibrium concentrations in chemical reactions?
    Initial concentrations are the starting amounts before the reaction reaches equilibrium, while equilibrium concentrations are the amounts present once the reaction has stabilized.
  • What should you do if you are not given any equilibrium concentrations for a reaction?
    You should definitely use an ICE chart to organize your work and determine the equilibrium concentrations.
  • How does the number of missing equilibrium concentrations affect your decision to use an ICE chart?
    If more than one equilibrium concentration is missing, an ICE chart is necessary to systematically solve for the unknowns.