Question | Answer |
A mixture in which the particles are dispersed throughout but aren't heavy enough to settle out | Colloids |
What are the six changes of states? | melting,freezing.boiling,evaporation,condensation,sublimation |
a mixture of solids liquids and gases | solution |
a mixture in which particles of a material are dispersed throughout a liquid or gas but are large enough that they settle out | suspension |
cristiline solid | orderly order of atoms and molecules, they are arranged in rows,examples are iron diamond and ice |
amorphous solid | atoms and molecules are not in a particular order, they can be in a particular spot though they aren't organized |
What does temperature depend on | speed |
what does heat depend on | speed and mass |
kinetic energy | motion of particles |
melting-endo or exo | endo |
freezing- endo or exo | exo |
vaporization-endo or exo | endo |
condensation-endo or exo | exo |
sublimation-endo or exo | endo |
melting-absorbed or released | absorbed |
freezing- absorbed or released | released |
evaporation- absorbed or released | absorbed |
boiling-absorbed or released | absorbed |
condensation-absorbed or released | released |
sublimation- absorbed or released | absorbed |
Charles's law | law states that for a fixed amount of gas at a constant pressure, the volume of a gas increases as its temperature increases |
Boyle's law | law states that for a fixed amount of gas at a constant temperature, that volume of a gas increases as its pressure decreases |