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5 Written questions

5 Matching questions

  1. osmosis
  2. ionic bond
  3. mole
  4. molecules
  5. molar mass
  1. a the mass in grams of 1 mole of atoms
  2. b a practical unit for defining a collection of atoms is the _____
  3. c compounds characterized by covalent bonding
  4. d defusion of water across a membrane ; movement of solvent
  5. e a transfer of one or more electrons from one atom to another

5 Multiple choice questions

  1. this has provided the basis for the concept of the mole
  2. are typically formed from nonmetals
  3. the force of attraction between any two atoms in a compound
  4. bonds made up of unequally shared electron pairs
  5. 0.9%

5 True/False questions

  1. covalent bondattractive force due to the sharing of electrons. the shared electron pair is called a ___________ ________


  2. productsthe substance in the mixture present in lesser quantity


  3. in this class the solvent is always _________water


  4. sharing electronsshorthand notation of a chemical reaction


  5. chemical formulaa combination of symbols of the various elements that make up the compound


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