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# Notechapter2

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### Notechapter2

1. 2. Diffusion of bromine gas Experiment diffusion of bromine in air The diffusion of bromine progresses Air colourless ______________________ spreads through the first cylinder
2. 3. ___________________________ The reddish-brown vapor moves upward, slowly filling the ___________________ Reddish-brown vapour spreads through the __________________
3. 4. Kinetic Theory of Matter The _________________ and _________________ of ______________________ in
4. 5. KINETIC THEORY OF MATTER in SOLIDS <ul><li>The particles are _________________________ in an _____________________ </li></ul><ul><li>There are __________________ between the particles </li></ul><ul><li>The particles can only _________ and __________ in _________ positions </li></ul>A Solid has a _____________ and _____________ A Solid cannot be ________________
5. 6. KINETIC THEORY OF MATTER in LIQUIDS A liquid has a ______________ but _______________ have a ________________. It takes the __________ of the container A liquid ___________________________________________________ <ul><li>The particles are _______________________ but ________ in ____________________________ </li></ul><ul><li>The particles are held together by ___________________ but ______________________ than the forces in _____________ </li></ul><ul><li>The particles can _________________________ against each other </li></ul>
6. 7. KINETIC THEORY OF MATTER in GAS A gas ___________ have a __________ __________or ____________ A gas can be ____________________________ <ul><li>The particles are _________________ from each other and in a ___________________________ </li></ul><ul><li>There are ______________ between the particles </li></ul><ul><li>The particles can ___________________________. The rate of _______________n is __________________ than in liquids </li></ul>
7. 8. ________ More than in _______ but less than in _______ _________ _________ contents of the particles Low _________ _________ _________ GAS LIQUIDS SOLIDS Properties
8. 9. CHANGES IN THE STATE OF MATTER <ul><li>Matter may change their ________________ when there are changes in the _______________ and _____________ </li></ul><ul><li>Example: _________ </li></ul><ul><li>- ________ than __ 0 C  ______ state exist </li></ul><ul><li>- ____________than ____ 0 C  _________ </li></ul><ul><li>state exist </li></ul><ul><li>- Between _________ 0 C  _______ state </li></ul><ul><li>exist </li></ul><ul><li>Matter of any state __________ heat energy when ___________ and __________ heat energy when __________ </li></ul>
9. 10. CHANGES IN THE STATE OF MATTER ___________________ ____________________ EVAPORATION or BOILING _____________________ _____________________
10. 11. INTER-CONVERSION OF THE STATES OF MATTER
11. 12. MELTING When a _________ is heated The particles in the solid __________________ _____________and _______________________ The particles vibrate faster as the __________ _________until the energy they gained is able to ____________________ that hold them at their _______________________ At this point the __________ becomes _________________ Process  _______________ HEAT SOLID LIQUID The temperature at this point: _______________
12. 13. MELTING POINT <ul><li>________________ at which a ____________ changes into a __________ at a particular pressure </li></ul>
13. 14. FREEZING When a __________ is _____________ The particles in the liquid ______________ __________and ______________________ As the _____________ continues to ________, the particles continue to _________________ until they do not enough energy to ___________________ At this point the _____________ changes into a ________________ Process  ________________ The temperature at this point: ______________________________
14. 15. FREEZING POINT <ul><li>_____________at which a ________ changes into a __________ at a particular pressure </li></ul>FREEZING LIQUID SOLID
15. 16. CHANGE IN THE STATE OF MATTER IN NAPHTHALENE HEATING CURVE OF NAPHTALENE Melting point -------- A Solid B C Start to melt Melt completely D
16. 17. At point ____, naphthalene exists as ___________ When _______ is heated, ______________ is absorbed that cause particles to _______________ and _____________ ( This is why temperature ______________ from point _____ to point _____) At point ___, solid naphthalene begins to __________ During the ____________, the temperature of naphthalene does not rise even though heating continues because heat energy ____________ by the particles is used to _____________ the ____________________ so that _______________ can turn into ___________
17. 18. This constant temperature: ____________________ of Naphthalene Both ______________ and ___________ are present At point _____, ________________ naphthalene has ____________ From point _____ to point ______, the particles in liquid naphthalene absorb heat energy and move faster  ____________________