Flashcards
Mixtures and chemical changes: types, separation methods
Cards in this deck (15)
- 1A PHYSICAL COMBINATION OF TWO OR MORE SUBSTANCESA MIXTURE
- 2WE SEE THE VARIOUS SUBSTANCES BECAUSE THEY ARE NOT COMBINED EVENLYHETEROGENEOUS MIXTURES
- 3WE CANNOT SEE THE DIFFERENT SUBSTANCES BECAUSE THEY ARE MORE EVENLY COMBINEDHOMOGENEOUS MIXTURES
- 4METHODS TO SEPARATE THE COMPONENTS OF MIXTURESMAGNETIC SEPARATION, DECANTATION, FILTRATION, EVAPORATION AND DISTILLATION
- 5TO SEPARATE MIXTURES OF LIQUIDS AND SOLIDS WE USE...DECANTATION/ EVAPORATION/FILTRATION
- 6TO SEPARATE LIQUIDS WITH DIFFERENT DENSITIES WE USE...DECANTATION
- 7IF WE DISSSOLVE SALT IN WATER, IT FORMS A SPECIAL HETEROGENEOUS MIXTURE CALLED...A SOLUTION
- 8ONE METHOD USED FOR LIQUIDS WITH DIFFERENT BOILING POINT IS...DISTILLATION
- 9CHEMICAL CHANGES ARE CAUSED BY AGENTS SUCH AS...HEAT AND OXYGEN
- 10COMBUSTION IS A CHEMICAL REACTION THAT PRODUCES ENERGY IN THE FORM OF ...HEAT AND LIGHT
- 11THREE EXAMPLES OF FUELS ARE...WOOD, PETROL AND NATURAL GAS
- 12FERMENTATION CAN BE CAUSED BY...FUNGI OR BACTERIA
- 13CHEESE AND YOGHURT ARE FERMENTED WITH THE HELP OF...BACTERIA
- 14WHAT IS THE NAME OF THE FUNGUS THAT FERMENTS BREAD DOUGH?YEAST
- 15IRON OXIDISES WHEN IT IS EXPOSED TO...AIR
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- Flashcards on Untitled, created by Isabel Garrido Jiménez on 26/05/2022.
- Created by
- Isabel Garrido Jiménez · May 2022
- Updated
- May 26, 2022
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