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Results tagged with everyday-chemistry
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user 418
Applications of chemistry to reagents, reactions and processes of everyday life. Use this tag for question on chemistry in an out-of-laboratory/class context. DO NOT use this tag merely because the question is about simple chemistry.
3
votes
How to produce black smoke using chemical reaction
When ignited, mixtures of potassium chlorate, charcoal and anthracene (or naphthalene) produce black smoke.
However, note that milling and grinding dry mixtures of potassium chlorate and charcoal is …
- 44.2k
3
votes
Anodized Aluminum...danger?
[…] How long does the anodization last? Like how long does it take for erosion to take place? […]
This depends on the thickness of the oxide layer, the cleanliness of the aluminium surface before …
- 44.2k
3
votes
how can i clear that secret Veneer
Use household tools!
Can you bend or fold the note? Is the layer brittle and does break off?
Can you scratch the layer off with a sharp blade?
Place the note between paper (kitchen roll) and use a h …
- 44.2k
3
votes
Does bleach react with disinfectants containing quaternary ammonium salts?
Calling poison control first was the best thing you could do! Thumbs up!
Please note that we're usually reluctant to give medical advice - we don't want to get you or anyone in your house get killed …
- 44.2k
15
votes
What is going on when pen stops working on a section of paper?
If in doubt, try it out.
I just spilled some olive oil on a sheet of paper and wiped it off again.
Result: The ballpoint pen does not write on the oily spot.
Did you fat-finger the paper?
EDIT
…
- 44.2k
2
votes
Is the mixture of alkyl dimethyl benzyl ammonium chloride and vinegar dangerous?
Please note that I worked in medical research, but I am not a medical doctor!
I think that you're safe, and I cannot imagine a reaction between acetic acid, the main component in vinegar, and a quart …
- 44.2k
3
votes
Accepted
How can I Create an explosive with everyday used chemicals?
It depends!
Can you regrow lost organs?
If you're genetically close to a newt and can easily regrow organs lost in an explosion, you should give triacetone triperoxide (TATP) a try. Cool an equimolar …
- 44.2k
5
votes
Diamond filtering - is it real or bogus?
Altered properties (band gap, Stokes shift) of cristalline nanoparticles as compared to bulk have been demonstated for various semiconductors, namely CdS, CdSe, TiO2, etc. They result from a significa …
- 44.2k
2
votes
Is it safe to mix potassium alum powder with magnesium oil (made from water and magnesium fl...
Potassium alum is $\ce{KAl(SO4)2*12H2O}$, the compound that you use to stop bleeding after a bad shave.
I'd say that it won't react, but don't put your health in the hands of strangers on the net.
- 44.2k
6
votes
How can I make an acidic pen to burn paper on writing on it?
In principle, a solution of white phosphorus in carbon disulfide ($\ce{CS2}$) can be used as an "ink" to set paper on fire. This video demonstrates the effect.
Is it a good idea? NO!
While the disgu …
- 44.2k
2
votes
Oxyhydrogen applied to a catalytic converter
I am not aware of any current claim on "cold fusion" that could hold up against a scientific re-examination. Previous reports by Pons and Fleischmann now seem to be (mis)led by wishful thinking and di …
- 44.2k
5
votes
Accepted
The unit of energy, 1 dm³ atm, is equal to how many calories?
$1\ \mathrm{dm^3} = 1\times 10^{-3}\ \mathrm{m}^3 $
$1\ \mathrm{atm = 1013.25\ mbar = 101.325 kPa = 101325\ {kg}\cdot{}m^{-1}\cdot s^{-2}}$
$1\ \mathrm{atm \cdot dm^3} = 1\times 10^{-3}\cdot 101325 …
- 44.2k
8
votes
Accepted
Why do distilled alcoholic beverages taste different from each other?
Two different aspects come into play here. For once, most of the whiskey aroma stems from aging the fresh destillate in oak barrels previously used to store wines, e.g. sherry. Colour an aroma thus, a …
- 44.2k
13
votes
Accepted
Why N2O is a "laughing gas"?
In contrast to $\ce{O2}$ (or $\ce{CO}$), $\ce{N2O}$ does not bind to hemoglobin and it is not metabolized in the human body. It is taken up through the lungs, gets in the blood and leaves the body the …
- 44.2k
2
votes
Neutralizing sulfur-like smells in car
I guess that it actually was a silver cleaner, not one for gold or precious stones.
The latter mostly contain nonionic surfactants, which are made by the reaction of water-insoluble long chain alkano …
- 44.2k