terms for the exam
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energy | the capacity for doing work | |
calorie | the quantity of heat that raises the temperature of 1g of water to 1 degree celcius | |
heat | the energy that is transfered from one body to another | |
joule | the SI unit of energy; 4.184J equal 1 calorie | |
heat capacity | the quantity of heat required to change an objects temp. by exactly 1 degree celcius | |
specific heat capacity | the quantity of heat, in Joules or calories, required to raise the temp. of 1g of substance by 1 degree C | |
endothermic process | a heat-absorbing process | |
exothermic process | a heat dissipating process | |
calorimetery | the measurement of heat changes for chemical and physical processes | |
diffusion | the tendency of molecules and ions to move toward areas of lower concentration is uniform throughout the system | |
partial pressure | the pressure exerted by each gas in a gaseous mixture |
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