Zusammenfassung der Ressource
Chemistry
- Bunsen Burner
- Safety Flame
- air hole closed
- Orange colour
- 300 degrees
- Blue Flame
- Half colsed
- Blue
- 500 degrees
- Roaring flame
- Fully open
- 700 degrees
- 2 blue cones
- Seperating mixtres
- Fractional distillation
- Oil = thick,
black, viscous
liquid
- Floats on water
- Formed from remains of
seas animals and plants
buried millions of years ago
- Large mixture
of
hydrocarbons
- Different fractions are
separated by different
boiling points
- gases : motor
fuel, domestic
fuel
- Petrol : car fuel
- Naphta : Petrol,
whit spirit
- Kerosene : Jet fuel
- Gas oil : Engine oil
- Residue :
Lubricant,
Waxes, Greases
- Chromotography
- Way of finding out whether a
liquid is a pure substance or a
mixture of substances
- Draw line in pencil
because it doesn't run
- Definitions
- Dissolve : become
incorporated into a
liquid to make a
liquid
- Solution : the
mixture of solvent
and solute
- Solvent : liquid that
dissolves a solute
- Solute : solid that is
dissolved by a solvent
- Boiling : when a
liquid turns to gas
at it's boiling
point
- Evaporating : When a
liquid turns to gas at
any point below it's
boiling point
- Acids and Alkalis