The Periodic Table

« first day (3146 days earlier) ← previous day next day → last day (1237 days later) »

5:45 AM

Q: What would oxygen or nitrogen snow look like?

I was watching a video of what would happen if the earth got kicked out of the solar system and at one point it was mentioned that oxygen and nitrogen snow would form. So would such snow be any different physically to good ol' water snow? Would it be more fine or less dense? I'm asking this becau...

12 hours later…

Hot nitric acid (HNQ)

5:34 PM

Q: Can nitrous dioxide develop when copper and dilute nitric acid react?

When doing an experiment in the laboratory with copper, dilute nitric acid and finally hydrochloric acid, the first reaction between copper and dilute nitric acid should end in nitric monoxide, cupric nitrate and water: $$\ce{3 Cu(s) + 8 HNO3(aq) -> 3 Cu(NO3)2(aq) + 4 NO(g) + 2 H2O(l)},\tag{R1}$$...

inorganic-chemistry experimental-chemistry

1,3-feeds

6:01 PM

Q: Network-wide feature request to support TeX in tables

Many of us here frequently use MathJax, whether for this site or another site on the SE Network. Recently SE added support for tables, but ignored the needs of the TeX community, who wish to be able to type TeX symbols/formulas/etc. as well. This is the feature request on Meta.SE, to support Math...