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Published byNatālija Auziņš Modified over 5 years ago
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STATES OF MATTER CHARACTERISTIC PROPERTIES VS NON-CHARACTERISTIC PROPERTIES
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STATES OF MATTER 1-Every substance in the world around us exists as a solid, liquid or gas. States of matter Solid (S) Liquid (L) Gas (G)
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MATTER 2- Matter is anything which occupies space and which has mass. liquid gas solid
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PARTICLE THEORY 3- Particle theory: “matter is composed of particles that are invisible to the naked eye”
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Solid PARTICLE THEORY 4- Particles arranged in regular way
5- Strong forces holding them together 6- Can’t move out of position
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PARTICLE THEORY Liquid
7- Particles in contact & can slide over each other 8- Forces holding them together- weaker than in solid 9- No regular arrangement of particles 10 -Always takes up the shape of the container
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PARTICLE THEORY Gas 11- Particles much further apart from each other than in a solid or liquid 12- Very weak forces between gas particles 13- Complete freedom of movement & move quickly into all available space 14- Move about quickly & collide with each other and the walls of the container
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NON-CHARACTERISTIC PROPERTIES
A non-characteristic property is a physical or chemical property that is not unique to one particular substance. It could be used to describe many substances
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NON-CHARACTERISTIC PROPERTIES EXAMPLES
Temperature, Mass, Shape, Colour, Volume, Acidity and alkalinity (PH)
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CHARACTERISTIC PROPERTIES
A characteristic property is a physical or chemical property that is unique to a particular substance. It can be used to identify a substance.
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CHARACTERISTIC PROPERTIES EXAMPLES
Density: The amount of matter in an object, which is calculated by divided the mass by the volume D = M V Measured in g/cm3 , g/mL Or for larger objects: kg/m3 , kg/L
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Magnetism: The force of attraction between a magnet and a magnetic object
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CHARACTERISTIC PROPERTIES EXAMPLES (CONT.)
Solubility: A measure of how well a substance can dissolve in another substance. The Solute: the substance that is dissolved The Solvent: the substance that dissolves the solute The Solution: the result of mixing a solute and a solvent
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CHARACTERISTIC PROPERTIES EXAMPLES (CONT.)
Melting Point: The temperature at which a substance changes from a solid to a liquid Boiling Point: The temperature at which a substance changes from a liquid to a gas
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EXAMPLE: THE ENGLISH OAK
Characteristic Property Density = 720 kg/m3 Light yellow to Medium brown in colour 25-30 m tall Non-Characteristic Property Non-Characteristic Property
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Example # 1 2. Red and circular in shape 3. Temperature of 250C
Below is the properties of unknown substances. Which of the following is a characteristic property? 1. Mass of 346 grams 2. Red and circular in shape 3. Temperature of 250C 4. Boiling Point of 204oC
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Example # 2 Identify all of the non-charactertistic properties listed below 1. Volume of 200 ml 2. Square shaped 3. Temperature of 450C 4. Freezing Point of 204oC 5. Density of 24 g/ml
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Example # 3 Exam like question!!! Mass 103.5 g Color yellow Magnetic No Volume 50 ml Julie has a unknown substance in a beaker. Its properties are described in the chart to the right. Using the Density chart below, identify which substance Julie has in the beaker. Density Iron 7.86 g/ml Water 1 g/ml Nitrogen g/ml Sulphur 2.07 g/ml Sulphur
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Non-Characteristic Properties
REMEMBER! Characteristic Properties Non-Characteristic Properties CO2 - Turns limewater cloudy - Color - Shape - Texture - Size - Mass - Temperature - Odor - Weight - Volume O2 - Ignites glowing splint H2 - Pops in presence of flame Density, Melting Point & Freezing Point DENSITY = m/V
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