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Reaction between NH4OH and Al2O3
ajoker: get it together! Go back and read my post a little more carefully. Now, tell me who I accuse ... |
22-6-2011 at 08:33
by: m1tanker78 |
Reaction between NH4OH and Al2O3
[rquote=213715&tid=16671&author=blogfast25][rquote=213710&tid=16671&author=AJKOER]St ... |
22-6-2011 at 06:26
by: m1tanker78 |
Reaction between NH4OH and Al2O3
[quote]What seems more likely to me is that when Al is heated to generate a thick oxide skin, the sk ... |
21-6-2011 at 09:59
by: m1tanker78 |
Reaction between NH4OH and Al2O3
Neil, to answer your question, I didn't use chloride flux in the melt. In fact, I didn't add anythin ... |
21-6-2011 at 07:04
by: m1tanker78 |
Hot plate temperatures
Sternman: Glad you got it going. If you can't get hold of some feet for it, you can temporarily prop ... |
20-6-2011 at 10:02
by: m1tanker78 |
Reaction between NH4OH and Al2O3
[quote]Which reaction precisely are you now referring to?[/quote]
To be honest, I don't know what t ... |
20-6-2011 at 09:50
by: m1tanker78 |
Reaction between NH4OH and Al2O3
[quote]Even concentrated ammonia solutions do not reach the required [OH-] threshold.[/quote]
Ame ... |
19-6-2011 at 10:19
by: m1tanker78 |
Calcium Acetate Preparation Errr
[quote] When vinegar is distilled, it no longer meets the legal definition of vinegar in most of the ... |
18-6-2011 at 15:59
by: m1tanker78 |
Hydrogen peroxide concentration by freezing I need to make 12% h2o2 from 3%
15% H2O2 is 'typical' for me by the freezing method but 20% is doable. Example, 2 large bottles of 3 ... |
18-6-2011 at 15:24
by: m1tanker78 |
Hot plate temperatures
The contacts look fairly worn. Peach put forth a good method to clean the contacts. I would add a co ... |
18-6-2011 at 10:50
by: m1tanker78 |
Reaction between NH4OH and Al2O3
Ajoker: What method are you using to burn the Al foil? Seems easy enough to try and reproduce...
... |
18-6-2011 at 08:23
by: m1tanker78 |
Calcium Acetate Preparation Errr
Lanth: Although I can't be 100% sure, I don't see how any acetic acid could have remained. I used an ... |
18-6-2011 at 07:14
by: m1tanker78 |
Recrystallisation calculation…
It's funny that you mention Na2CO3. I began trying to plug values into the equations and quickly rea ... |
17-6-2011 at 09:24
by: m1tanker78 |
Calcium Acetate Preparation Errr
I filtered and concentrated the acetate liquor and then gently heated the solution for 2 or 3 hours ... |
17-6-2011 at 08:42
by: m1tanker78 |
Calcium Acetate Preparation Errr
The acetate salt is far more soluble than the hydroxide of calcium. The carbonate is almost insolubl ... |
16-6-2011 at 14:12
by: m1tanker78 |
Calcium Acetate Preparation Errr
I neutralized some 5% vinegar with Ca hydroxide and came up with a water clear solution along with s ... |
16-6-2011 at 13:20
by: m1tanker78 |
Recrystallisation calculation…
Is p defined as a constant or is it defined as the % of water before or after crystallization? In ot ... |
16-6-2011 at 12:58
by: m1tanker78 |
Hazmat, Bomb Squad Called For Boy Scout First Aid Kit
[rquote=212888&tid=16677&author=The WiZard is In]The problem is political. There is nothing ... |
15-6-2011 at 17:32
by: m1tanker78 |
Calcium Acetate Preparation Errr
It's possible that there is some calcium sulfate mixed in. That's the only Ca salt (off the top of m ... |
15-6-2011 at 17:06
by: m1tanker78 |
Calcium Acetate Preparation Errr
Why don't you use calcium hydroxide instead? I've never made calcium acetate so maybe I'm missing so ... |
15-6-2011 at 15:14
by: m1tanker78 |
Ozone related questions
@Plante: Are you following a specific paper/procedure? I have two O3 generators and have been wantin ... |
14-6-2011 at 09:38
by: m1tanker78 |
Hazmat, Bomb Squad Called For Boy Scout First Aid Kit
[rquote=212855&tid=16677&author=Neil]
And if all fails claim that ~100 cycle flicker gives ... |
14-6-2011 at 08:55
by: m1tanker78 |
Chemistry Set Boasts “No Chemicals”
I took my boys to the hobby store yesterday. One of my beloved hobbies is running and fixing RC airp ... |
12-6-2011 at 08:36
by: m1tanker78 |
Addition of sodium bromide to copper sulfate solution
[quote] I, for some reason, dont have test tubes, so I end up wasting a lot of reagents trying to do ... |
12-6-2011 at 07:43
by: m1tanker78 |
Time to stock up on brodifacoum, bromadiolone, difethialone and difenacoum
@TWII: Baby steps toward... heck, I won't even say it.
It's like an evil pet. It begins life as ... |
8-6-2011 at 13:52
by: m1tanker78 |
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