 |
| c | = | specific heat or molar specific heat |
| e | = | efficiency |
| Kavg | = | average molecular kinetic energy |
| L | = | heat of transformation |
 | = | length |
| M | = | molecular mass |
| m | = | mass of sample |
| n | = | number of moles |
| p | = | pressure |
| Q | = | heat |
| T | = | Temperature |
| U | = | internal energy |
| V | = | volume |
rms | = | root-mean-square velocity |
| W | = | work done by system |
 | = | coefficient of linear expansion |
| µ | = | mass of molecule |
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