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Synthesising Copper Hypophosphite
top24 (or anyone),
Can you post details and results of your experiments with ion exchange resins ... |
2-10-2013 at 04:05
by: jonco |
Formaldehyde at home - how safe is it?
I was afraid I might get cancer from it considering all the things you read about it online and the ... |
6-6-2011 at 13:42
by: jonco |
Formaldehyde at home - how safe is it?
I am planning to purchase 500ml of 40% formaldehyde for some experiments at home. How safe is this, ... |
6-6-2011 at 13:21
by: jonco |
Dilute H2SO4 + CuSO4 - found it difficult to breathe
It had a smell like a rainy day, or ozone. It's hard to describe really. It just felt like there was ... |
30-5-2011 at 11:15
by: jonco |
Dilute H2SO4 + CuSO4 - found it difficult to breathe
I feel normal today, so I guess there are no ill-effects from my strange experience yesterday.
Th ... |
30-5-2011 at 01:31
by: jonco |
Dilute H2SO4 + CuSO4 - found it difficult to breathe
I added the acid to the water, slowly so that it would not overheat. It did roil a bit, but no splat ... |
29-5-2011 at 18:03
by: jonco |
Dilute H2SO4 + CuSO4 - found it difficult to breathe
The beaker was hot to the touch while I was adding the acid a little at a time, but I didn't smell a ... |
29-5-2011 at 15:43
by: jonco |
Dilute H2SO4 + CuSO4 - found it difficult to breathe
I diluted 100ml of 98% H2SO4 with 800ml of water. I then slowly added around 30g of CuSO4 and then f ... |
29-5-2011 at 13:26
by: jonco |
Dilution problem
Bump
Can someone tell me if the answer is correct? |
28-5-2011 at 03:28
by: jonco |
Making tin sulphate
I wanted to produce 10g/100ml of Tin(II) sulphate (SnSO4) solution. I calculated how much CuSO4 is ... |
23-5-2011 at 14:05
by: jonco |
Making tin sulphate
Can someone check this and let me know if it is correct?
Let's say I want to make 10g/100ml of ti ... |
23-5-2011 at 11:42
by: jonco |
Making tin sulphate
I still don't know how to calculate it 
I added 10g of CuSO4 to 100ml of water. I then added some ... |
22-5-2011 at 05:07
by: jonco |
Making tin sulphate
Do you have more information on using CuSo4 i.e. how many grams CuSO4 to ml water, how grams of tin ... |
22-5-2011 at 02:59
by: jonco |
Making tin sulphate
I tried Google but most of the hits I got was advertising from companies trying to sell me stuff
... |
22-5-2011 at 01:51
by: jonco |
Making tin sulphate
Hi,
Does anyone know of a quick and easy way to make tin sulphate?
Thanks |
22-5-2011 at 01:06
by: jonco |
Sulphuric and hydrochloric acid
[rquote=209134&tid=16257&author=ScienceSquirrel]
0.0014*100/0.987 = 1.42ml
[/rquote]
... |
6-5-2011 at 17:11
by: jonco |
Sulphuric and hydrochloric acid
There is quite a big difference between your answer of 1.42ml and my answer of 0.12ml for the chlori ... |
6-5-2011 at 16:30
by: jonco |
Sulphuric and hydrochloric acid
Wouldn't it be more accurate to take the density into account?
Density of HCL = 1.19g/ml
1000m ... |
6-5-2011 at 15:50
by: jonco |
Sulphuric and hydrochloric acid
I don't understand this. Can you explain it? |
6-5-2011 at 15:13
by: jonco |
Sulphuric and hydrochloric acid
Thanks
Do I need to use density of hydrochloric acid in the calculation of the chloride ion, or i ... |
6-5-2011 at 12:19
by: jonco |
Sulphuric and hydrochloric acid
Ok, this is how I calculated it. Check my answers.
1. 98% means 98g/100ml. So 180g/L = 100ml/98g* ... |
6-5-2011 at 09:33
by: jonco |
Sulphuric and hydrochloric acid
I'm really struggling with understand how to dilute liquid reagents. With powder reagents it's easy. ... |
6-5-2011 at 05:51
by: jonco |
Measuring milligrams accurately
This is really valuable info here. I was thinking of buying a micropipette, but now I not so sure af ... |
6-5-2011 at 05:36
by: jonco |
Measuring milligrams accurately
I meant 100mg, not 100g. My bad!
Dissolving more than 5mg into a smaller flask would mean losing ... |
2-5-2011 at 13:56
by: jonco |
Measuring milligrams accurately
Thanks Saerynide
Do you know of any link demonstrating how to use the micropipette for such an ap ... |
2-5-2011 at 10:09
by: jonco |
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