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Results tagged with physical-chemistry
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user 139890
The study of chemical systems using the laws and concepts of physics. This usually requires the techniques of thermodynamics, statistical mechanics and quantum mechanics.
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Calculation of formation heat given molar heat capacities and reaction enthalpy
Consider the following reaction for the formation of liquid water at $\pu{298 K}:$
$$\ce{H2(g) + 1/2 O2(g) -> H2O (l)} \quad \Delta_\mathrm rH = \pu{-286 kJ/mol}$$
If molar heat capacities (at consta …
- 830
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A first order gaseous reaction - getting the rate law
There is a specific example cited in our NCERT Class 12 textbook, to find out the rate law equation for a general gaseous reaction, $$\ce{A->B + C}$$
It describes the entire procedure as shown:
Let u …
- 830
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Wave function in Schrodinger's model
I am trying to wrap my head around the Schrodinger's quantum mechanical model of an atom.
According to the NCERT$^1$, the Schrodinger's equation is given by:
$$\hat{H}\Psi=E\Psi$$ where $\hat{H}$ is a …
- 830