Separating Mixtures - Page 5

Questions
  • How can mixtures be separated using physical properties?
  • Can mixtures be separated by chromatography?
  • Your teacher has mixed salt, pepper, and water. What is a procedure that you could use to separate this mixture?
  • Which of these are results of physical changes?
  • Why is it possible to separate mixtures of liquids by boiling?
  • How can you separate homogeneous mixtures?
  • What is the component in oil and gasoline that causes them to separate when they are mixed with water?
  • In the distillation of petroleum spirit, what property is exploited to separate the different components of the spirit?
  • Why are lanthanides in the same ore hard to separate?
  • How to clean a separatory funnel contaminated with fats and grease?
  • How would you separate a mixture of alcohol and water?
  • In a lab 178.8g of water is separated into hydrogen gas and oxygen gas. The hydrogen gas has a mass of 20.0g. What is the mass of the oxygen gas produced?
  • A container holds a mixture of glass shards and iron filings. What is the best way to separate the glass shards from the iron filings?
  • What processes will most effectively separate two liquids with different molecular polarities?
  • A mixture can be separated by what means?
  • What physical property of hydrocarbons is used for fractionation?
  • If we have a mixture of sand and sugar, and added water, how would we separate the sand from the sugar?
  • How to separate this mixture physically?
  • How do you separate #"Ba"^(2+)# from #"Pb"^(2+)# in a mixture?
  • How do I decant solvent from a mass of crystals?