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Help needed with maths please.
Yes yes, I know, but I simply can not compute my brain with maths, and I find it infuriating.
I w ... |
15-7-2012 at 08:07
by: CHRIS25 |
Gentian Violet/Malachite Green (first transition)
Hallo WatsonFawkes, yes, thankyou. I actually did some exprimeting with this last night by comparin ... |
15-7-2012 at 07:58
by: CHRIS25 |
Can't get Cu Acetate equation to balance
Hallo cAMP, No there is something wrong here. Firstly last night about 30% surface area of the copp ... |
15-7-2012 at 00:00
by: CHRIS25 |
Gentian Violet/Malachite Green (first transition)
[rquote=254284&tid=20692&author=woelen][rquote=254089&tid=20692&author=Magpie][rquot ... |
14-7-2012 at 10:44
by: CHRIS25 |
Gentian Violet/Malachite Green (first transition)
Woelen, thankyou for the breakdown and the advice about the Ph indicators, I can understand what you ... |
14-7-2012 at 04:00
by: CHRIS25 |
Can't get Cu Acetate equation to balance
Woelen, Thanks.
Not sure about the outcome of my presently ongoing reaction, (in the past with th ... |
14-7-2012 at 03:35
by: CHRIS25 |
Can't get Cu Acetate equation to balance
cAMP, thanks I should have remembered that copper oxide. That break down was helpful actually for o ... |
13-7-2012 at 00:06
by: CHRIS25 |
Can't get Cu Acetate equation to balance
The balanced equation for making copper acetate in solution (not anhydrous form):
2Cu + 2CH3(CO2H ... |
12-7-2012 at 17:08
by: CHRIS25 |
Gentian Violet/Malachite Green (first transition)
[rquote=254042&tid=20692&author=AJKOER]Here is a prior thread that attempts to discuss some ... |
12-7-2012 at 16:03
by: CHRIS25 |
Gentian Violet/Malachite Green (first transition)
Hi Magpie, thanks a lot for all your helpful insights, I will give your methods a go because the lea ... |
12-7-2012 at 14:14
by: CHRIS25 |
Gentian Violet/Malachite Green (first transition)
[rquote=253980&tid=20692&author=woelen]
Just pour in so much concentrated acid, that the ... |
12-7-2012 at 08:56
by: CHRIS25 |
Gentian Violet/Malachite Green (first transition)
Hallo Magpie,
=====The way I specified the use of phenolphthalein is as an indication that neut ... |
12-7-2012 at 02:16
by: CHRIS25 |
Gentian Violet/Malachite Green (first transition)
Hi Magpie, very helpful thankyou. Two questions, if you don't mind.
1. You said, and I believe ... |
11-7-2012 at 16:15
by: CHRIS25 |
Gentian Violet/Malachite Green (first transition)
[rquote=253907&tid=20692&author=Magpie]Let's start over.
Hi Magpie,
1. Provide a co ... |
11-7-2012 at 10:43
by: CHRIS25 |
Gentian Violet/Malachite Green (first transition)
[rquote=253907&tid=20692&author=Magpie]Let's start over.
Hi Magpie,
1. Provide a co ... |
11-7-2012 at 10:43
by: CHRIS25 |
Gentian Violet/Malachite Green (first transition)
Hallo Magpie, thankyou for taking the time to respond. Ok....regards this "Why not use pH paper to ... |
10-7-2012 at 23:57
by: CHRIS25 |
Gentian Violet/Malachite Green (first transition)
I am completely unfamiliar with Ph indicators. having read some information about what they do I st ... |
10-7-2012 at 15:57
by: CHRIS25 |
Dissolving coconut oil
Hi, ok, maybe I should have given the ingredients. Firstly she is not using sodium hydroxide for th ... |
25-6-2012 at 07:07
by: CHRIS25 |
Dissolving coconut oil
I am asking this question on behalf of my wife who makes a lot of soap. This time she is using Coco ... |
25-6-2012 at 03:45
by: CHRIS25 |
What practical experiments can I do with Calcium Oxide
[rquote=251606&tid=20427&author=mineralman]ALSO, LOOK IN THE SITES LIBRARY, theres some good ... |
17-6-2012 at 13:20
by: CHRIS25 |
Lava sediment in Ferric Nitrate solution
Mmm...Ok thankyou mnick, well Having tried everything I know about making ferric nitrate I guess thi ... |
17-6-2012 at 13:13
by: CHRIS25 |
Lava sediment in Ferric Nitrate solution
Hallo, I had left one of my Ferric Nitrate solutions for two weeks and discovered just today that t ... |
17-6-2012 at 10:57
by: CHRIS25 |
Polystyrene/styrofoam resistance to acids
Hallo, I read on some literature that polystyrene/styrofoam has a 'B' rating when it comes to resist ... |
17-6-2012 at 10:46
by: CHRIS25 |
What practical experiments can I do with Calcium Oxide
Thankyou. That last one about calcium ions was useful to know, thanks all. |
17-6-2012 at 10:41
by: CHRIS25 |
What practical experiments can I do with Calcium Oxide
Could anybody lend me some pointers as to what practical reactions I could do with Calcium Oxide ple ... |
15-6-2012 at 11:06
by: CHRIS25 |
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