12 Days of Chemical Calculations – 2

Amount of substance

Find the number of moles present in the following

  1. 12g Carbon12
  2. 32g Water (H2O)
  3. 50g Magnesium
  4. 100g Iron (III) Oxide (Fe2O3)
  5. 1,250 tonnes Iron (III) Oxide (Fe2O3)

Find the mass of substance when you have the following

  1. 1 mole Water (H2O)
  2. 0.125 moles Methane (CH4)
  3. 3.12 moles Rubidium chloride (RbCl)
  4. 0.0567 moles Selenium Oxide (SeO2)
  5. 23.6 moles Aluminium Carbonate (Al2(CO3)3)