Chemistry Vocab

4. A unit of energy in the SI system. One joule is 1 kg. m2/s2 which is also 0.2390 calorie
6. an apparatus for measuring the amount of heat involved in a chemical reaction or other process
10. a thermodynamic quantity equivalent to the total heat content of a system
12. the energy possessed by a body by virtue of its position relative to others, stresses within itself, electric charge, and other factors
14. the branch of chemistry concerned with the quantities of heat evolved or absorbed during chemical reactions
16. energy cannot be created or destroyed, it can only be transformed from one form to another
17. the process or result of joining two or more things together to form a single entity
18. of a reaction or process accompanied by or requiring the absorption of heat
19. heat the heat required to raise the temperature of the unit mass of a given substance by a given amount
20. the measure of bond strength in a chemical bond

1. energy stored in the chemical bonds of a substance
2. the energy needed to raise the temperature of 1 gram of water through 1 °C
3. the process of measuring the amount of heat released or absorbed during a chemical reaction
5. power derived from the utilization of physical or chemical resources, especially to provide light and heat
7. a reaction or process accompanied by the release of heat
8. energy that an object possesses by virtue of being in motion
9. a form of energy associated with the movement of atoms and molecules in any material
11. the degree or intensity of heat present in a substance or object
13. a phase transition from the liquid phase to vapor
15. states that regardless of the multiple stages or steps of a reaction, the total enthalpy change for the reaction is the sum of all changes