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Karsten Theis

Westfield, MA, USA

http://www.westfield.ma.edu/academics/chemistry-degrees/faculty-staff/karsten-theis

Structural biologist teaching biochemistry. Preferred pronouns: he, him, his.

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Top Questions
17 votes

Is there a difference between equilibrium and steady state?

equilibrium kinetics terminology asked Mar 11, 2019 at 4:46
chemistry.stackexchange.com

16 votes

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

home-experiment molecular-structure asked Mar 16, 2020 at 16:47
chemistry.stackexchange.com

12 votes

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

solutions analytical-chemistry concentration terminology asked Mar 23, 2019 at 22:15
chemistry.stackexchange.com

11 votes

Boltzmann factor vs. graph of Maxwell–Boltzmann distribution

physical-chemistry kinetics asked Jan 31, 2019 at 19:24
chemistry.stackexchange.com

10 votes

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

stoichiometry asked Mar 11, 2021 at 12:53
chemistry.stackexchange.com

10 votes

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

analytical-chemistry asked Oct 7, 2021 at 21:15
chemistry.stackexchange.com

9 votes

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

bond notation asked Jun 7, 2019 at 13:29
chemistry.stackexchange.com

8 votes

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

temperature asked Sep 14, 2019 at 11:32
chemistry.stackexchange.com

8 votes

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

acid-base nomenclature asked Jan 23 at 15:15
chemistry.stackexchange.com

8 votes

What protects Chinese provinces other than Hubei from COVID-19 outbreak?

covid-19 asked Mar 1, 2020 at 4:01
medicalsciences.stackexchange.com

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Top Answers
62
Why is '-ethane' in 'methane'?
chemistry.stackexchange.com

35
Why was Avogadro's number chosen to be the value that it is?
chemistry.stackexchange.com

25
Is it possible to create hydrophobic water?
chemistry.stackexchange.com

24
Is there a difference between equilibrium and steady state?
chemistry.stackexchange.com

22
How were x-ray diffraction patterns deciphered before computers?
chemistry.stackexchange.com

18
Quadrupole moment of a molecule
chemistry.stackexchange.com

18
Which atom is the smallest atom?
chemistry.stackexchange.com

16
Why does a tetrahedral molecule like methane have a dipole moment of zero?
chemistry.stackexchange.com

16
What is kekulization (in RDKit)?
chemistry.stackexchange.com

15
What happens in an exothermic reaction at the atomic level?
chemistry.stackexchange.com

14
Is light a reactant in photochemical reactions?
chemistry.stackexchange.com

14
Why does liquid water form when we exhale on a mirror?
chemistry.stackexchange.com

13
Are pseudo-zeroth order reactions possible?
chemistry.stackexchange.com

13
Distinguishing between octahedral and tetrahedral holes
chemistry.stackexchange.com

13
Pauli exclusion principle
chemistry.stackexchange.com

13
How can you build a model of tetrahedral coordination from objects found at home?
chemistry.stackexchange.com

12
What exactly is temperature?
chemistry.stackexchange.com

11
If you accumulate 100 identical spheres how many will end up on the surface?
chemistry.stackexchange.com

11
Why do the first and second laws of thermodynamics not contradict each other?
chemistry.stackexchange.com

11
Why are isotopes an issue in reading mass spectra?
chemistry.stackexchange.com

10
How can you use ICE tables to solve multiple coupled equilibria?
chemistry.stackexchange.com

10
Does energy come from fuel or oxygen? (surprise?)
chemistry.stackexchange.com

10
Identify the structure of the compound (C3H5NO) given its NMR chemical shifts
chemistry.stackexchange.com

10
In sourdough bread baking what do the wild yeast and bacteria not eat during dough fermentation and why?
chemistry.stackexchange.com

10
Reaction of phenol and zinc dust
chemistry.stackexchange.com

9
DNA pairs (adenine-thymine, guanine-cytosine)
chemistry.stackexchange.com

9
Which biphenyl is optically active?
chemistry.stackexchange.com

9
Why are there exactly 5 types of two-dimensional lattices, and what distinguishes them?
chemistry.stackexchange.com

8
Why did life end up with the big 4 elements, and specifically nitrogen?
chemistry.stackexchange.com

8
Barron states that 4.18×10⁸ joules equal 1 kcal, is this correct?
chemistry.stackexchange.com

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