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Chemistry

mrmeadrevision

QuestionAnswer
How are the particles of a solid, liquid and gas arranged? solid- regular, close together and they vibrate about fixed positions, liquid- random, close together and move around each other, gas- random ,far apart and fast in all directions.
What is sublimation? Solid to Gas
What is deposition? Gas to Solid
Which theory describes the arrangement and movement of particles in solids, liquids and gases? Kinetic Theory
Name 3 States Of Matter? Solid, Liquid and Gas
What is the chemical definition of purity? Pure substances are defined as substances that are made of only one type of atom or only one type of molecule (a group of atoms bonded together).
what is crystallisation? Crystallisation is a separation technique that is used to separate.
What is filtration? the action or process of filtering something.
What is distillation? the action of purifying a liquid by a process of heating and cooling.
What is Chromatography a technique for the separation of a mixture by passing it in solution or suspension through a medium in which the components move at different rates.
What is fractional distillation? Fractional distillation is the separation of a mixture into its component parts, or fractions, separating chemical compounds by their boiling point by heating them to a temperature at which one or more fractions of the compound will vaporize.
Pure water can be separated from inky water by simple distillation because: Water evaporates leaving the ink particles behind.
What is the correct order for obtaining salt from a mixture of sand and salt? Dissolving in water - filtration - evaporation
Created by: maliaa
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