rvo slide share 2
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chemistry guidance "a matter"TRANSCRIPT
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Chemistry Guidance
for grade 10 – 12 “a
matter”
UJRvo 2012 By Mr. Tshepo Joseph Rantho
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What is a matter A mater is anything that has mass
and volume.
Which means anything that can fill up space. E.g. water, gases and act.
Mr. Tshepo Joseph Rantho
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Properties of Matter
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A matter comes in three phases and in two forms.
Three phases of a mater
1. Solid phase
2. Liquid phase
3. Gaseous phase (gas)
Mr. Tshepo Joseph Rantho
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Two forms of a matera) Mixtures:
•Homogenous mixture
•Heterogeneous mixture
b) Pure - substances
•Elements
•compounds
Mr. Tshepo Joseph Rantho
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Example of mixtures• Homogenous mixture:Salt and water solutionSuger and water solutionCoffee
• Heterogeneous mixturesPizzaFruit saladCows, goads and sheeps
Mr. Tshepo Joseph Rantho
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Example of pure - substancesCompounds Carbon dioxide (CO2) Sulphuric acid (HSO4)
Elements Oxygen Hydrogen Calcium
Mr. Tshepo Joseph Rantho
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Mr. Tshepo Joseph Rantho