As of May 31, 2023, we have updated our Code of Conduct.
Chemistry
Ivan Neretin's user avatar
Ivan Neretin's user avatar
Ivan Neretin's user avatar
Ivan Neretin
  • Member for 7 years, 9 months
  • Last seen this week
  • Moscow, Russia
Profile Activity
Stats
30,663
reputation
1.3m
reached
390
answers
0
questions
Communities
About

PhD in physical chemistry.

Badges
View all badges
3
gold badges
71
silver badges
117
bronze badges
Top tags
View all tags
429
Score
44
Posts
11
Posts %
330
Score
53
Posts
14
Posts %
328
Score
35
Posts
9
Posts %
322
Score
23
Posts
6
Posts %
141
Score
20
Posts
5
Posts %
138
Score
19
Posts
5
Posts %
Top posts
View all questions and answers
All Questions Answers
Score Newest
answer
169
Why is absolute zero unattainable?
Oct 13, 2016
answer
51
Has a carbon compound ever been found having an ionic bond?
Nov 12, 2015
answer
47
What does the circle inscribed in a benzene ring represent?
Feb 25, 2016
answer
43
Is there radioactivity at absolute zero?
Oct 19, 2018
answer
40
Does the mass of sulfur really decrease when dissolved in water and increase when burnt?
Oct 28, 2016
answer
38
What happens to a molecule while it is reacting?
Aug 3, 2016
answer
36
How does water evaporate completely when at room temperature?
Oct 15, 2017
answer
29
How can brass still be made even though the crystal structures of zinc and copper are not the same?
Jun 5, 2022
answer
29
Why is the melting point of PCl3 less than that of PCl5?
Dec 11, 2017
answer
27
Gaseous metals?
Nov 16, 2018
Top Meta posts
2
2
14
Mysterious upvotes
14
How do you number equations
Top network posts
View all network posts
25
Let $p_1, p_2,\dots,p_n$ be polynomials of $k$ variables $x_1,\dots,x_k$ and $p_1^2 + \dots +p_n^2=x_1^2 + \dots + x_k^2$ Prove that $n \geq k$.
25
$a_n$ is the smallest positive integer number such that $\sqrt{a_n+\sqrt{a_{n-1}+...+\sqrt{a_1}}}$ is positive integer
20
Choose $3n$ points on a circle, show that there are two diametrically opposite point
18
How to calculate $\int_{0}^{\infty}\frac{x^{2}\ln x}{(1+x^{3})^4}dx$
18
Identify $C\approx1.29$ the limit of $\left(\pi - 2^n \sqrt{2-\sqrt{2+\cdots+\sqrt 2}}\right)\cdot 4^n$

Your privacy

By clicking “Accept all cookies”, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy.