Karsten's user avatar
Karsten's user avatar
Karsten's user avatar
Karsten
Moderator
  • Member for 5 years, 3 months
  • Last seen this week
17 votes
2 answers
29k views

Is there a difference between equilibrium and steady state?

16 votes
4 answers
4k views

How can you build a model of tetrahedral coordination from objects found at home?

14 votes
1 answer
2k views

Is there a name for this algorithm to calculate the concentration of a mixture of two solutions containing the same solute?

11 votes
1 answer
185 views

Are there acid/base processes in aqueous solution that are so slow that they are kinetically controlled?

11 votes
2 answers
1k views

Why would there be a non-zero Gibbs energy of mixing for ideal gases?

10 votes
1 answer
408 views

Experimental evidence for zwitterions

10 votes
7 answers
5k views

What is the mathematical meaning of the plus sign (+) in chemical reaction equations?

10 votes
3 answers
1k views

What is the English translation of the German term "Aufschluss", a method to get insoluble analytes into solution?

10 votes
2 answers
7k views

Boltzmann factor vs. graph of Maxwell–Boltzmann distribution

9 votes
1 answer
542 views

How to you show a 3-center 2-electron bond in a Lewis structure?

9 votes
1 answer
374 views

In a liquid-in-glass thermometer, how does the gas pressure over the liquid affect the linearity of measurement?

8 votes
1 answer
310 views

Are there separate quantity symbols for the pKa of a substance and the pKa of its conjugate acid?

8 votes
1 answer
672 views

What are the degrees of freedom that define the temperature of an ionic solid (such as sodium azide)?

7 votes
2 answers
1k views

Molecule with a quadrupole moment in an electric field

7 votes
2 answers
237 views

In acid/base chemistry, are there amphoteric substances that undergo something that resembles disproportionation in redox chemistry

6 votes
1 answer
246 views

In the absence of a physical model, how can I use free software to visualize stereochemistry?

6 votes
1 answer
471 views

Which textbook is this image on protein tertiary structure from?

6 votes
1 answer
2k views

The source for the N-N bond dissociation energy of 240 kJ/mol in the table

6 votes
3 answers
638 views

Changes in pH when adding substances other than acids or bases

6 votes
1 answer
1k views

What is the Gibbs energy of dissolving a solid in pure water?

6 votes
2 answers
1k views

How can you use ICE tables to solve multiple coupled equilibria?

6 votes
4 answers
2k views

Why do solutions of electron in a box (and in a ring) predict coefficients for LCAO (linear combination of atomic orbitals) in 1D systems?

6 votes
1 answer
5k views

How accurately does (pKa1 + pKa2) / 2 estimate the pH of an amphoteric salt?

5 votes
1 answer
1k views

What is the physical state of vitamin E acetate at room temperature and normal pressure

5 votes
2 answers
968 views

Link between centrosymmetry, dipole moment and chirality

5 votes
2 answers
121 views

What repulsion keeps non-hydrogen atoms at a distance: between inner shells or between nuclei?

5 votes
1 answer
92 views

When non-polar particles interact through dispersion forces, how fast does a temporary dipole induce a dipole in the neighboring molecule?

5 votes
1 answer
354 views

For molecular orbitals, how is an energy of zero set or defined?

5 votes
1 answer
294 views

What can we learn from the energies of molecular orbitals?

5 votes
1 answer
2k views

Is liquid water in equilibrium with water vapor at room temperature?