Physical Chemistry Questions
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dS for a spontaneous, irreversible system
The transfer of heat requires a temperature difference
Quantum Numbers and Atomic Orbitals:An atomic orbital is specified by _____ quantum numbers.
each translational/rotational degree of freedom
The greatest work is done for a process that occurs irreversibly
irreversible work (non-integrated and integrated)
linear molecule - degrees of freedom
Heat capacity relates the amount of energy required to raise the temperature of a substance, and is different for different substances
In general, the more complicated a molecule, the greater will be its heat capacity
In the absence of other changes, change(U) = w
what happens to entropy of the universe for a spontaneous process
entropy of surroundings for an adiabatic system
Rank electromagnetic radiation (gamma ray, X-ray, UV, visible, IR, radio wave, microwave) in terms of energy, wavelength, or frequency.
Releases energy, carbon dioxide and water
nonlinear molecule - degrees of freedom
Reactants contain more energy than products
Products contain more energy than reactants
the angular momentum quantum number - an integer from 0 to n-1-related to the shape of the orbital (sublevel or subshell)
the principal quantum number - a positive integer-specifies the energy level of the electron (shell) is represented by
Each solution to the _______________ Equation is calledan atomic orbital