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H2 Antibonding
The sigma bonds I've seen in the general chem class showed overlapping s (or hybrid) orbitals where ... |
15-8-2015 at 10:45
by: kt5000 |
Is NaOH from NaCl electrolysis of good quality?
I ran the flowerpot method tonight, just for kicks. I found the ceramic cup at a local pottery stor ... |
9-7-2015 at 20:53
by: kt5000 |
Is NaOH from NaCl electrolysis of good quality?
[rquote=411663&tid=27510&author=annaandherdad]Any other SF Bay chemists?[/rquote]
I'm in ... |
7-7-2015 at 11:28
by: kt5000 |
Is NaOH from NaCl electrolysis of good quality?
I've been tinkering with this process as well. With the flowerpot design shown above, is it possibl ... |
6-7-2015 at 16:00
by: kt5000 |
Looking for an ionic solid insoluble in water
Damn. I can always buy her some pretty quartz, amethyst, etc. on eBay. My goal, though, is to find ... |
27-1-2015 at 13:16
by: kt5000 |
Looking for an ionic solid insoluble in water
[rquote=389119&tid=61299&author=unionised]
You can crystallise aspirin or naphthalene from ... |
27-1-2015 at 12:37
by: kt5000 |
Looking for an ionic solid insoluble in water
My daughter loves science projects and is obsessed with making crystals. We have made a store-bough ... |
27-1-2015 at 11:41
by: kt5000 |
'Silver' pennies
I shall add a disclaimer that my posts are the musings of a first year chem major.  At any rate, ... |
23-1-2015 at 13:40
by: kt5000 |
'Silver' pennies
[rquote=388479&tid=61202&author=Brain&Force]This raises an interesting question.
Mode ... |
23-1-2015 at 12:59
by: kt5000 |
'Silver' pennies
Thanks for the advice MrHomeScientist. I remember watching several of your videos on Youtube. Grea ... |
23-1-2015 at 12:56
by: kt5000 |
'Silver' pennies
Gotcha. But if the zinc cations stick to the copper surface, what balances to the sulfate anions le ... |
17-1-2015 at 19:21
by: kt5000 |
'Silver' pennies
I have sulfuric acid handy. That sounds like a simpler process.. Can I just prepare a solution of ... |
17-1-2015 at 18:43
by: kt5000 |
'Silver' pennies
I did toss a pre-1982 copper penny in the mix, thinking that some plating might occur. Nothing happ ... |
17-1-2015 at 16:43
by: kt5000 |
'Silver' pennies
I the below project and figured I'd try it with the kids. Basically we prepare an NaOH solution, ad ... |
17-1-2015 at 15:35
by: kt5000 |
Concentrating hydrogen peroxide
[rquote=352748&tid=37800&author=Hawkguy]This way is also dangerous, as oxygen is released in ... |
10-10-2014 at 16:55
by: kt5000 |
Concentrating hydrogen peroxide
[rquote=352745&tid=37800&author=cyanureeves]when i got back,the stone at the end of the air ... |
10-10-2014 at 16:53
by: kt5000 |
Water treatment
[rquote=347897&tid=32965&author=Antiswat]have you tried other water, perhaps its the environ ... |
10-10-2014 at 16:36
by: kt5000 |
Concentrating hydrogen peroxide
The hydrogen peroxide I can buy off the shelf is 3-4%. There have been some instances where a more ... |
10-10-2014 at 16:30
by: kt5000 |
Copper(II) nitrate crystals melted
Disappointed at the trihydrate crystal attempt.. I added a bit of distilled water, stuck it on the ... |
7-10-2014 at 22:56
by: kt5000 |
Copper(II) nitrate crystals melted
I'll try to add a bit of distilled water, put the dish on my hot plate at around 35-40 C, and see it ... |
6-10-2014 at 16:08
by: kt5000 |
Copper(II) nitrate crystals melted
[rquote=351385&tid=37001&author=DraconicAcid]26.4 oC isn't the boiling point- it's the temp ... |
6-10-2014 at 15:55
by: kt5000 |
Copper(II) nitrate crystals melted
Another theory: It was cold outside when I did the reaction between HNO[sub]3[/sub] and Cu. Wikipe ... |
6-10-2014 at 15:20
by: kt5000 |
Copper(II) nitrate crystals melted
I did the Nurdrage HNO[sub]3[/sub] process recently:
2KNO[sub]3[/sub] + Cu + 4HCl --> 2KCl + C ... |
6-10-2014 at 14:59
by: kt5000 |
molecular formula and Line formular?
HNaO <-- alphabetical order?
Still seems bizzare to see it that way. I wonder if the other ... |
17-9-2014 at 19:03
by: kt5000 |
molecular formula and Line formular?
[rquote=346084&tid=33934&author=Little_Ghost_again]
It has Molecular formula as HNaO
[/rqu ... |
17-9-2014 at 15:09
by: kt5000 |
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