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Thermometer possible break
[rquote=246618&tid=19894&author=GreenD]if there is no air pocket and no visible damage...?
... |
26-4-2012 at 11:50
by: Hexavalent |
Some stuff my teacher said and I'm not sure if they are real...
With regards to every reaction being reversible, no, of course not. In quite a few reactions a produ ... |
26-4-2012 at 11:48
by: Hexavalent |
Thermometer possible break
-What is your floor made of?
-Was it an alcohol or mercury thermometer?
IMO I would rather buy a ... |
26-4-2012 at 09:50
by: Hexavalent |
Lab Stools and Seats
I guess so. I should mention, though, that I only use my chair with my fumehood as it's between havi ... |
25-4-2012 at 13:02
by: Hexavalent |
Hydrogen Fuel-Cell Cars
Here are some MS Publisher files showing a short article I recently had to write IMITATING the BBC ' ... |
25-4-2012 at 12:38
by: Hexavalent |
Haloform reaction with ethanol-failure?
Organic chemistry is not my speciality but I thought that the haloform had to involve a methyl keto ... |
24-4-2012 at 13:32
by: Hexavalent |
Lab Stools and Seats
I know! My school recently upgraded some of their lab benches with the more modern-looking ones and ... |
24-4-2012 at 13:22
by: Hexavalent |
Lab Stools and Seats
Me too, we recently re-carpeted my parents room and put the remainders in the garage for my use . . ... |
23-4-2012 at 08:46
by: Hexavalent |
Lab Stools and Seats
What sort of things do you all use when working in the lab to sit down on? Silly question, I know, b ... |
23-4-2012 at 07:50
by: Hexavalent |
Scrapping a exhaust fan
Is there a way you could re-purpose the inlet for the negative pressure of the fans to create a simp ... |
20-4-2012 at 15:49
by: Hexavalent |
sepparation of sodium hydroxide and calcium carbonate
Your question is not very clear.
I assume you went;
Ca(OH)2 + Na2CO3 --> 2NaOH + CaCO3
U ... |
20-4-2012 at 15:45
by: Hexavalent |
Scrapping a exhaust fan
You could look into designing a fume hood with it, if you haven't already got one, for light use . . ... |
20-4-2012 at 12:58
by: Hexavalent |
How to tell when electrolysis has reached completion?
Electrolysis is complete when the electrolyte is used up, to simplify it. There is often a measurabl ... |
20-4-2012 at 12:25
by: Hexavalent |
Calcium Sulfate not Precipitating?
Thanks barley.
I have no barium salts ATM, but will synthesise my own sodium sulfate and try aga ... |
19-4-2012 at 11:35
by: Hexavalent |
Calcium Sulfate not Precipitating?
Possibly, thanks.
http://www.kontrolukltd.com/products/products.php?section=1&category=1& ... |
19-4-2012 at 10:41
by: Hexavalent |
Scrapping a exhaust fan
What kind of exhaust fans, and how many? |
19-4-2012 at 07:55
by: Hexavalent |
Calcium Sulfate not Precipitating?
I recently required some high-purity calcium sulfate and knew that my plaster o' Paris wasn't going ... |
19-4-2012 at 07:54
by: Hexavalent |
tert-Butyl Alcohol
Very sorry, I missed that. I wanted to know where you acquired it to get a feel of the sort of place ... |
18-4-2012 at 13:48
by: Hexavalent |
tert-Butyl Alcohol
But alas Magpie, where did you buy it? |
18-4-2012 at 08:31
by: Hexavalent |
Stir bar stuck! Help!
How did you get it in there to begin with? |
17-4-2012 at 13:30
by: Hexavalent |
Correct clamp for the job?
I have always found that dabbing acetone on a paper towel and simply wiping the joint works well, fo ... |
17-4-2012 at 11:58
by: Hexavalent |
PET vs. HDPE bottles
Not relevant to the topic, but Nicodem I think this thread was more suited where it was . . .just MO ... |
16-4-2012 at 09:07
by: Hexavalent |
Energy Requirements for Breaking C=C bonds
Thanks a lot, DJF! But why do you have the numbers as negatives when calculating the energies for th ... |
15-4-2012 at 12:48
by: Hexavalent |
Energy Requirements for Breaking C=C bonds
Thankyou very much arsphenamine, I think now understand the concept better . . .is this correct;
... |
15-4-2012 at 10:20
by: Hexavalent |
Energy Requirements for Breaking C=C bonds
OK, I recently did a mock exam the other day as practice (I do chemistry with people older than myse ... |
15-4-2012 at 07:41
by: Hexavalent |
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