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Top Questions
18
votes
Why do we not generally have “enneane”?
organic-chemistry
nomenclature
molecular-structure
molecules
asked Apr 27 '18 at 21:19
chemistry.stackexchange.com
12
votes
Phosphine, yes — but where are the organic compounds on Venus?
atmosphere
venus
life
chemistry
asked Sep 15 '20 at 10:01
space.stackexchange.com
9
votes
Carbon sources on the Moon?
the-moon
colonization
planetary-science
asked Apr 26 '19 at 19:33
space.stackexchange.com
7
votes
Does exploration of Venus' atmosphere now require any planetary protection protocols?
atmosphere
venus
life
astrobiology
planetary-protection
asked Mar 2 '19 at 1:31
space.stackexchange.com
6
votes
No phenolphthalein mono-anion?
organic-chemistry
acid-base
asked May 4 '18 at 20:40
chemistry.stackexchange.com
6
votes
Why couldn't New Horizons try again to search for small moons of Pluto?
new-horizons
pluto
moons
asked Apr 21 '20 at 23:02
space.stackexchange.com
5
votes
How to show a band structure for water?
water
reference-request
asked Feb 9 '19 at 14:46
chemistry.stackexchange.com
5
votes
Cycles in $5×5$ Latin squares (solution found)
puzzle
latin-square
asked Oct 16 '17 at 0:37
math.stackexchange.com
Top Answers
72
Why don't we explode after drinking water?
chemistry.stackexchange.com
67
Is the “determinant” that shows up accidental?
math.stackexchange.com
66
Why doesn't frozen sugar solution taste sweet?
chemistry.stackexchange.com
63
Are rational points dense on every circle in the coordinate plane?
math.stackexchange.com
52
How do they ensure there is one electron on an oil drop in Millikan's oil drop experiment?
chemistry.stackexchange.com
45
Did Apollo 13 produce any scientific results?
space.stackexchange.com
37
Alternating series; first term is 0. Do I have a problem?
math.stackexchange.com
35
Is the arc length always irrational between two rational points?
math.stackexchange.com
33
Multiple-choice: sum of primes below $1000$
math.stackexchange.com
32
What happened to the Apollo 1 rocket?
space.stackexchange.com
30
Why does the circle intersect the line?
math.stackexchange.com
29
Do other planets and moons share Earth’s mineral diversity?
space.stackexchange.com
29
Would it be possible to destroy gold?
chemistry.stackexchange.com
27
Do molecules with bridges through rings exist?
chemistry.stackexchange.com
25
Is the behavior of a dilute strong acid the same as the behavior of a weak acid?
chemistry.stackexchange.com
25
Best aproximation of log 3?
math.stackexchange.com
25
What problems have been frequently computationally verified for large values?
math.stackexchange.com
24
Did any spacecraft ever use the Sun's gravity for acceleration?
space.stackexchange.com
23
Why does bleach feel slippery?
chemistry.stackexchange.com
21
What equipment was taken from Earth to the surface of the Moon and back?
space.stackexchange.com
20
Is there an easy way to see that ${1\over5} + \frac{1}{6} + \frac{1}{7} + \frac{1}{8} + \frac{1}{9} + \frac{1}{10} + \frac{1}{11} + \frac{1}{12} > 1$?
math.stackexchange.com
19
I'm pretty sure this doesn't follow Le Chatelier's Principle
chemistry.stackexchange.com
19
Is ammonium a strong or weak conjugate acid?
chemistry.stackexchange.com
18
Is Mohs scale of mineral hardness applicable for rocks and minerals of terrestrial planets other than Earth?
space.stackexchange.com
18
What is the benefit of using Am-241 in smoke detectors even though it is a radioactive element?
chemistry.stackexchange.com
18
An algebraic riddle: The king's chest full of bags of gold coins
math.stackexchange.com
17
Other than tectonic activity, what can reshape a world's surface?
earthscience.stackexchange.com
17
Can a zeroth order reaction be reversible?
chemistry.stackexchange.com
17
Was Venus once seriously believed to be lush under its cloud cover?
space.stackexchange.com
16
Is the cyclopropenyl anion antiaromatic?
chemistry.stackexchange.com
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