A small-scale experiment which can be undertaken with reagents readily available around the house, while observing standard laboratory safety principles and practices
1
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1answer
37 views
Easy to do experiments that clearly show outstanding properties of graphene
By chance we received for free some monolayer graphene sheets (20 cm x 20 cm) and mixed coper-graphene wires at our University. I would like to prepare some very easy to do experiments for the ...
2
votes
1answer
59 views
Chemical methods to extract Oxygen from Rust
Let's say I have a large quantity of rust and want to extract the oxygen from it in a way that allows me to collect the oxygen in a container.
What chemical process can I use to do this and what ...
4
votes
1answer
52 views
Calculate Ethanol content after heating for N minutes
Does there exist a formula I can use to calculate alcohol content of a solution after heating it for some time?
I have the following use-case:
I am making a pecan pie. I have a thick sugary solution. ...
0
votes
1answer
44 views
How To Obtain A Reducing Sugar At Home?
I'm looking for a reducing sugar such as glucose or maltose (any reducing sugar will do) for some home chemistry experiments. Is there a readily available reducing sugar that I might source without ...
2
votes
2answers
41 views
Time to effervescent an effervescent tablet
Say I have an effervescent tablet and I put in water. I thought that if I break the tablet in two halves it would dissolve quicker than with the whole table (without breaking), but it actually takes ...
1
vote
1answer
43 views
I'm looking for a substance that can be used as an adhesive, but that will burn without producing any ash
I need to 'adhese' paper to plastic, but I need the adhesive to be flammable and quick burning, but without producing any ash or too many toxic fumes.
I know this is an absurd question, but does ...
1
vote
1answer
43 views
Hot and cold air interaction in a sealed environment
What would happen if air heated to 1200 degree's Fahrenheit in a sealed environment was injected with colder air?
No specific pressure defined yet just a general idea of potential interaction between ...
3
votes
1answer
34 views
What household substances could be distilled
I'm looking to experiment with distillation to have a basis for understanding the theory slightly better, and get a better feel for it.
I'm hoping for some suggestions as to what I could try ...
1
vote
1answer
108 views
How to compare viscosity of alcohol to water?
Are there any simple at-home experiments to test the relative viscosity of alcohol to water?
If they are the same or practically the same, are there any household liquids that are less viscous than ...
3
votes
1answer
77 views
Is the vinegar and baking soda experiment safe for children?
To be more specific, could the carbon dioxide fumes produced in the reaction be harmful to a small child? I don't have a strong background in chemistry, and I was prompted to ask this question when it ...
0
votes
1answer
139 views
Hydrazine synthesis
I'm trying to make rocket fuel by hydrazine and hydrogen peroxide with home products my question is: Is there any way to synthesize hydrazine with bleach and ammonia, using $\ce{H2SO4}$ as a catalyst? ...
0
votes
1answer
103 views
Oxidization of Copper In Electrolysis
So during school today, I am running an electrolysis experiment with water and sodium bicarbonate copper leads on both the anode and cathode. I am noticing the usual $NaO$ on the anode, and ...
0
votes
1answer
160 views
How long does it take for a thin layer of ethanol to evaporate?
If someone were to pour about 5 ml of 94% pure ethanol on a flat surface and at room temperature, approximately how much time would it take for it to evaporate?
EDIT: In others words, it is to know ...
0
votes
0answers
30 views
What can do with potassium chlorate? [closed]
I saw a video on youtube on how to create KCIO3 and so I did, but what can I use it for?
Is there anything cool I can do with it?
0
votes
1answer
207 views
How to extract pure caffeine from tablets?
I have some caffeine tablets and I want to extract the pure caffeine from the rest of the ingredients (caffeine 200 mg. Inactive ingredients in order are corn starch, dextrose, dicalcium phosphate, ...
1
vote
1answer
714 views
Reaction between potassium permanganate, alum, and sodium hydrogen sulfite
When I was a teenager, I played with a chemistry set. I tried adding potassium permanganate, alum, and sodium hydrogen sulphite (not sodium hydrogen sulphate) to water.
Upon adding the third ...
4
votes
1answer
228 views
Water electrolysis
I did a short experiment in which I connected a 1.5v battery with 2 paper clips into a bowl of water to which I added salt. After a while, I saw a yellowish-greenish cloud inside the water around one ...
2
votes
0answers
47 views
How to plate zinc evenly on a threaded bar
I need to set a number of threaded bars into cement, to hold a new gatepost. When I cut the bar into shorter pieces, the metal near the cut became red hot, presumably hot enough to evaporate some or ...
4
votes
1answer
130 views
How can one optimise the formation of copper acetate?
Mixing solid copper, 5% vinegar, and hydrogen peroxide ($\ce{H2O2}$) causes copper acetate to form. The process will occur very slowly without hydrogen peroxide. Adding $\ce{H2O2}$ speeds the ...
3
votes
6answers
5k views
Handling and storing sodium hydroxide, hydrochloric acid, hydrogen peroxide and isopropyl alcohol
I'm an electrical engineering and I hope you can give me some advice as I'm not much into chemistry.
I'm trying to start making my PCB (Printed Circuit Board) at home but I'd like to have some advice ...
3
votes
1answer
250 views
Why does meltwater taste different?
I've noticed that water obtained from melting ice cubes (by keeping them in the open) tastes different from water cooled to the same temperature.
Furthermore, the taste goes away if you keep it in ...
7
votes
1answer
869 views
How does oobleck work?
Oobleck is basically a mixture of cornstarch and water. It has the interesting property of going hard when pressure is applied. For example, it feels like a liquid when you swirl your fingers through ...
10
votes
3answers
409 views
How may copper acetate ligands be manipulated to change colors?
I have a solution of copper acetate and I would like to play around with the ligands to get different colors.
Background: The copper acetate was made through mixing vinegar (5% acetic acid), NaCl, ...
