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10:30 AM
1
Q: Request to cut some slack

Buck ThornI was impressed by the effort exhibited in a recent question which included long chunks of code but also reveals a lot of good work. That post was put on hold because it is a mismatch for this site according to a strict observation of its guidelines. My own comments probably did not help much. ...

 
11:22 AM
1
Q: Reaction of aqueous sodium carbonate with aluminum foil

ManRowAqueous sodium hydroxide is known to react with aluminum foil in an exothermic, hydrogen-gas releasing reaction like $$\ce{2NaOH(aq) + 2Al(s) + 2H2O(\ell) → 2NaAlO2(aq) + 3H2(g)}$$ However, on youtube, it looks like someone was able to substitute NaOH with Na2CO3 and get a vigorous similar-looki...

 

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