W7

• What is a collection term?


  A collection term states a specific number of items.
• What does a mole (mol) represent in chemistry?

  A mole is a collection that contains the same number of particles as there are Carbon atoms in 12.01 g of carbon.
• What is Avogadro's number?

  1. 022 x 10²³ particles
• What does a mole of a covalent compound contain?

  A mole of a covalent compound has Avogadro’s number of molecules.
• What does a mole of an ionic compound contain?

  A mole of an ionic compound contains Avogadro’s number of formula units.
• How can Avogadro's number be expressed?

  Avogadro's number can be written as an equality and two conversion factors.