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Paper 1 (Bonding, Structure and Properties of Matter (States of Matter…
Paper 1
Bonding, Structure and Properties of Matter
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States of Matter
Three States of Matter
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Gas:
:star: Have a random arrangement
:star: Are much further apart
:star: Move very quickly in all directions
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Energy Changes
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Fuel Cells
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Measuring Energy Changes-The amount of energy produced in a chemical reaction in solution can be measured by mixing the reactants in an insulated container. This means that the temperature change to be measured before it can be lost to the surroundings. This method is suitable for neutralisation reactions and reactions involving solids. :
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Cells and Batteries- The chemicals in a battery react together to release electricity. A simple battery can be made by placing two different metals into a beaker containing an electrolyte
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