Physics
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porphyrin
  • Member for 6 years, 1 month
  • Last seen more than a week ago
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I'm a semi-retired physical chemist.

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All Questions Answers
Score Newest
answer
7
The exact mechanism of energy release durning bond formation on the atomic level
Jun 19, 2016
answer
5
Total spin of system of two spin-$1/2$ particles
Jun 15, 2016
answer
4
Could you filter coffee back to being pure water?
Jun 17, 2016
answer
3
Understanding Zeeman Splitting
Jun 28, 2016
answer
3
Physical meaning of enthalpy
Jun 29, 2016
answer
1
Why does the amount of my mouthwash influence the colour?
Jul 4, 2016
answer
1
Convolution Theorem in Physics
Jul 6, 2016
answer
1
In handling two 1/2-spin particles, why is there only one singlet state?
Jul 12, 2016
answer
1
How do those T-shirts that change color in the sun work?
Jun 21, 2016
answer
1
Why do molecules have $3N-5$ or $3N-6$ degrees of freedom?
Jun 28, 2016
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19
Why does bond angle decrease in the order H2O, H2S, H2Se?
18
Is it possible for a substance to absorb a longer wavelength of EM wave and emit a shorter wavelength?
16
What is resonance, and are resonance structures real?
14
Can magnetic fields affect a chemical reaction?
14
Uv vis and fluorescence spectroscopy: sensitivity

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