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5 Written Questions

5 Matching Questions

  1. reactants
  2. temperature
  3. products
  4. solute
  5. laws of conservation of energy
  1. a the law that states that energy is never created or destroyed
  2. b The component that dissolves in a solvent
  3. c New molecules resulting from a chemical reaction
  4. d A measure of molecular energy of motion
  5. e Materials that will be changed in a chemical reaction

5 Multiple Choice Questions

  1. The reaction that takes place when a cluster of atoms, known as a phosphate group is added to another molecule
  2. Ionic compounds formed from a reaction between an acid and a base
  3. Fundamental chemical substances that are made up of collections of only one kind of atom
  4. The energy an object has because of its position
  5. A reaction that results in the formation of a macromolecule when water is removed from between the two smaller component parts

5 True/False Questions

  1. electronA negatively charged particle moving at a distance from the nucleus of an atom; balance it the positive charges of the protons

          

  2. acid-base reactionsWhen the ions of one compound (acid) interact with the ions of another compound (base), forming a salt and water

          

  3. liquidThe phase of matter in which the molecules are packed tightly together; they vibrate in place

          

  4. hydrolysis reactionsWhen the ions of one compound (acid) interact with the ions of another compound (base), forming a salt and water

          

  5. heatThe total internal kinetic energy of molecules

          

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