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Final evaluation 1.7 - Matter and Materials
EduBook Organización
- 2340 visitas
Give three examples of pure substances and three examples of mixtures. Explain which technique you would use to separate the components of each mixture.
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Unit 2: Matter: Mass, Volume and Density
EduBook Organización
- 2307 visitas
Capacity (n): the volume a container can hold. concave meniscus (n): the downward curvature of a liquid at its surface. convex meniscus (n): the upward curvature of a liquid at its surface. cubic metre…
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Final self-evaluation 1.5 - Matter and Materials
EduBook Organización
- 2285 visitas
Are the following sentences true or false? All matter is made up of molecules. Electrons and protons move around the centre of an atom. There are a total of 98 known chemical elements. Each chemical…
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Complete a summary. Matter and materials
EduBook Organización
- 2279 visitas
Write these words in the correct spaces: oxidation chemical natural condensation solidification liquid pure resilience mass gas elasticity density combustion evaporation solid Matter has three different…
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Final evaluation 1.6 - Matter and Materials
EduBook Organización
- 2231 visitas
How are the following concepts related to each other?: atom, molecule, element, compound, pure substance, mixture, homogeneous mixture and heterogeneous mixture.
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Calculate. Matter and its properties (1)
EduBook Organización
- 2145 visitas
84 g of nitrogen reacts with hydrogen to form 102 g of ammonia. Calculate the mass of the hydrogen required for the reaction. g of hydrogen.
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T1 Initial evaluation 3 - Matter and Materials
EduBook Organización
- 2094 visitas
Are the following sentences true or false? Gases can be compressed. Gases have a specific shape and do not circulate freely. Solids have a stable shape and their volume is constant. Liquids do not adapt…
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Final self-evaluation 1.9 - Matter and Materials
EduBook Organización
- 2092 visitas
Put the following process for separating a mixture such as oil and water in the correct order:
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Answer. Matter: volume, mass and density 2.1
EduBook Organización
- 1972 visitas
Look at this image of an iceberg. Why does it float in the water?
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