Across
- 3. - ∆H°, is the ______ enthalpy change when all reactants & products are in their ______ states.
- 4. - solution is the number of moles of solute per liter of solution
- 5. - P1V1 = P2V2 helps determine how the ______ of a gas changes when its pressure changes as two variables are held constant.
- 6. The number of complete wavelengths, or cycles, that pass a given point each second is the ____ of a wave. Denoted by 𝝂
- 8. - ________ quantum number (n) relates most directly to the size and energy of the orbital indicated by the integers 1, 2, 3, etc.
- 10. - ∆Hf °, of a substance, is the change in enthalpy for the reaction that forms one _____ of the substance from its elements in their standard states.
- 12. - Heat flows from the system into surroundings, the temperature of the water & surrounding air increases is an example of what type of rxn.
- 13. - the distance between two adjacent peaks or two adjacent troughs is called the ___ denoted by .
- 15. - Enthalpy of ______ (∆Hf) of a substance is the enthalpy change for the reaction in which the substance is formed from its constituent elements.
- 18. - l denotes the ______ momentum quantum number. Indicated by the letters s, p, d, f, and so on, corresponding to the values of 0, 1, 2, 3. Defines the shape of the orbital
- 19. - The conditions of 273 K (0 °C) & 1 atm are known as
- 20. Energy - the sum of potential energy and kinetic energy of that system. The change in this term can occur in two ways: heat transfer & work bring done by or on the system.
Down
- 1. - relates to the orientation of the orbital in space. For a given value of l, the _______ quantum number can have integral values ranging from -l to l, including 0
- 2. - q denotes the heat _____ into or out of a system
- 3. function - depends only on the present state of the system, not on the path the system took to reach that state.
- 7. - Heat flows from surroundings into the system, the temperature of the beaker & surrounding air-drops is an example of what type of rxn.
- 9. - Volume is directly proportional to the _______ when pressure and moles of gas are held constant
- 11. - The amount of heat transferred between the system and the surroundings is measured experimentally by
- 14. - is the heat energy that is being absorbed or evolved by a system during the progression of a chemical reaction. The change in this term indicates whether a particular rxn is endothermic or exothermic.
- 16. - The process of adding solvent to the solution decreases the concentration of the solute without changing the number of moles of solute in the solution is known as
- 17. - location of an electron around an atom.