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5 Written questions

5 Matching questions

  1. molar mass
  2. stoichiometry
  3. potential energy
  4. physical states of matter
  5. molarity
  1. a Stored energy, or the energy of an object due to its relative position.
  2. b The area of chemistry that deals with the quantitative relationships among reactants and products in a chemical reaction.
  3. c The number of moles of solute per liter of solution.
  4. d Solids, liquids, and gases.
  5. e The mass of a mole of atoms or molecules.

5 Multiple choice questions

  1. A solution containing more solute than needed for a saturated solution at a particular temperature.
  2. The dense center of an atom.
  3. A gas that behaves exactly according to theory.
  4. An element that is not a metal.
  5. The resistance in a liquid to increase its surface area.

5 True/False questions

  1. line spectrumA gas that behaves exactly according to theory.


  2. pressureForce per unit area; expressed in many units, such as mm Hg, atm, lb/in squared, torr, and pascal.


  3. temperatureMatter containing two or more substances, which can be present in variable amounts.


  4. parts per millionAn ion composed of more than one atom.


  5. periodThe horizontal groupings (rows) of elements in the periodic table.