mole

• Mole


  A unit used to measure the amount of a chemical substance, containing 6.02 x 10^23 particles (atoms, molecules, ions or electrons)
• One mole of any substance contains 6.02 x 10^23 particles
• The mass of one mole of a substance is equal to its relative atomic or formula mass in grams
• Avogadro's constant


  The number 6.02 x 10^23, which represents the number of particles in one mole of any substance
• Calculating mass of an element in a compound

  Number of moles of compound x Atomic mass of element