10-11 chem
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Created by:
xurheart175 on January 12, 2010
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27 terms
Terms | Definitions |
|---|---|
 mols/liter | Molarity (M) |
| (Mass of solute/Mass of solution)X100% | Mass Percent |
| ratio of # mols of a given component to total. | Mole Fraction |
| moles solute/kilogram solvent | molality(m) |
| # equivalents per liter solution (quantity of agent that can accept 1 mol of electrons) | normality (N) |
| ChangeH₁+ChangeHhyd | (change)Hsoln= |
| depend on # particles. Boiling point. Freezing point. osmotic pressure | Colligative Properties (depends on, 3 ex) |
| Heat released or absorbed in a chemical rxn | enthalpy |
| release heat (-) | exothermic |
| absorb heat (+) | endothermic |
| Xsolvent(molefraction)+Psolvent | Psoln= |
| attractions between AA BB>AB (Higher vp) | positive deviation from Raoult's law |
| attractions between AB> AA BB (Lower vp) | negative deviation |
| iKm (i=dissociation, 1=doesnt, 2=does, 3=does alot, K freezing point depression constant, m molality of solute)) | (Change)Temp= |
| iMRT (M molarity, R gas constant, T temp) | ∏= |
| equal | isotonic solution |
| more concentrated solution | hypertonic solution |
| less concentrated solution | hypotonic |
| N O F | H bond only with |
| solid to gas | sublime is a phase change between |
| molecules in a liquid are pulled in all directions by IMF | Surface tension |
| IM attraction between like molecules | Cohesion |
| IM attraction between unlike molecules | Adhesion |
| amount of energy required to change the temp of 1 g of substance by 1C | Heat capacity |
| energy required to vaporize 1 mol of a liquid at 1atm (determines length of flat line | (change)Hvap |
| composed of critical temp (above wich vapor pressure cannot be liquified reguardless of pressure) and critical pressure (pressure required to produce liquid at critical temp) | critical point |
| diamond C quartz SIO2 | 4 examlpes of covalent networks |
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