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Suitable drying agents
I have read that Sodium hydroxide, Calcium Chloride, calcium Oxide and silica gel make excellent dry ... |
2-10-2012 at 02:27
by: CHRIS25 |
potassium nitrate and copper sulphate
Hi bbarthlog, interesting, as an exercise it would be interesting, though for practical reasons I wo ... |
1-10-2012 at 22:57
by: CHRIS25 |
potassium nitrate and copper sulphate
Hexavalent, Vargouille, thanks. I had read about calcium nitrate being used but do not have any. N ... |
1-10-2012 at 12:54
by: CHRIS25 |
potassium nitrate and copper sulphate
K(NO3)2 + CuSO4 = KSO4 + Cu(NO3)2
Would this present any problems in also making copper nitrate. ... |
1-10-2012 at 08:07
by: CHRIS25 |
Making copper nitrate Wikpedia misleading?
Right. I have been searching on google for the various decomposition rates at different temperature ... |
30-9-2012 at 04:27
by: CHRIS25 |
Making copper nitrate Wikpedia misleading?
So the excess copper will, as was suggested earlier by someone, ensure that all of the Nitric acid p ... |
29-9-2012 at 23:50
by: CHRIS25 |
Making copper nitrate Wikpedia misleading?
Hi thanks. Ok That is straightforward. By the way Im putting all this into a PDF. A lot of work h ... |
29-9-2012 at 13:00
by: CHRIS25 |
Making copper nitrate Wikpedia misleading?
254 mL of 70% HNO3 is 252 g of HNO3
593 mL of 30% HNO3 is 209 g HNO3.
How did you do that?
... |
29-9-2012 at 10:32
by: CHRIS25 |
Making copper nitrate Wikpedia misleading?
Ok Finally, this now makes sense. Explains also why many of my previous reactions were off. neverm ... |
29-9-2012 at 07:47
by: CHRIS25 |
Making copper nitrate Wikpedia misleading?
Hi, ok, earlier you gave this maths: 4 mol HNO3 x (63.01 g/mol) x (1 mL/ 1.1763 g sln.) X (100 g sl ... |
29-9-2012 at 06:32
by: CHRIS25 |
Making copper nitrate Wikpedia misleading?
No I'm sorry, I think it has been made far too complicated by having to measure out to such micrscop ... |
29-9-2012 at 04:44
by: CHRIS25 |
Making copper nitrate Wikpedia misleading?
You are not making sense. I understand moles and grams. But "If you divide 4 moles of HNO3 by the ... |
29-9-2012 at 01:15
by: CHRIS25 |
Making copper nitrate Wikpedia misleading?
Ok, I am following, it makes sense what you say, except (I'm infuriated by my own bloody ignorance), ... |
28-9-2012 at 16:03
by: CHRIS25 |
Making copper nitrate Wikpedia misleading?
This makes sense now. This I can follow. Thankyou. But I still haven't a clue how you arrived at ... |
28-9-2012 at 14:11
by: CHRIS25 |
Making copper nitrate Wikpedia misleading?
Phew. Ok, I am too confused with all these terms and maths, and to be honest I will not be using th ... |
28-9-2012 at 12:36
by: CHRIS25 |
Making copper nitrate Wikpedia misleading?
Vargouille thankyou for the table. Unfortunately you have lost me on that maths, I have literally n ... |
28-9-2012 at 11:50
by: CHRIS25 |
Making copper nitrate Wikpedia misleading?
AJKOER: yes thanks. I was aware that I could not heat it, but your example is perfect, unfortunat ... |
28-9-2012 at 03:29
by: CHRIS25 |
Making copper nitrate Wikpedia misleading?
Vargouille: For exchanging the molar ratio, use densities. Not difficult......So 1.5g is the densit ... |
27-9-2012 at 13:46
by: CHRIS25 |
Making copper nitrate Wikpedia misleading?
I need to make some copper nitrate for photography use. Firstly I assume copper 2 nitrate to be the ... |
27-9-2012 at 09:49
by: CHRIS25 |
Concentrated tannic acid
[rquote=260070&tid=21520&author=Hexavalent]Assuming your numbers themselves are correct, the ... |
23-9-2012 at 05:53
by: CHRIS25 |
Concentrated tannic acid
Just need to make sure about my basics here, am I correct in saying that 1.7 mol is a concentrated T ... |
23-9-2012 at 01:27
by: CHRIS25 |
UV Light and Blocking
OK, well, I decided not to waste expensive ink and valuable time by experimenting with all inks. I ... |
5-9-2012 at 06:41
by: CHRIS25 |
UV Light and Blocking
Funny Watson, I never thought about doing what you said. I have nine inks on my printer - that's a ... |
3-9-2012 at 09:39
by: CHRIS25 |
UV Light and Blocking
Hi Folks. Well firstly I can not get hold of a suitable UV set up, I am no good at electrics and so ... |
3-9-2012 at 02:33
by: CHRIS25 |
UV Light and Blocking
Hi Guys, I think I should havebeen more plain, I am not refrring to putting things in storage. I am ... |
2-9-2012 at 13:25
by: CHRIS25 |
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