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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.

1
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This depends on what your ink is based on. If it can be washed off ordinary paper using water, it will be repelled on hydrophobic paper. However, if it can't, it has a chance of staying on. Note that …
answered Mar 26 '16 by sadljkfhalskdjfh
3
votes
There aren't many liquids other than alcohols which you can easily use. Liquid butane, for example, would be a coolant, but it would probably cause frostbite (and is flammable, not to mention from cyl …
answered Mar 26 '16 by sadljkfhalskdjfh
1
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Water vapor produced during the burning of hydrogen-containing fuels should not steal any heat from the fuel, unless they condense on solid surfaces. In such cases, it may require a small amount of he …
answered Mar 21 '16 by sadljkfhalskdjfh
6
votes
0answers
If a plain pile of sugar (or a sugar cube) is heated with a torch, it just melts and gives off smoke. However, if some paper or wood ashes are added, it burns quite easily. What are the ingredients of …
asked Aug 28 '16 by sadljkfhalskdjfh
2
votes
Hydrogen peroxide is quite a strong oxidizer. First, let's address the bleaching effect: It bleaches by oxidizing colored compounds, making them colorless. From Wikipedia: An oxidizing bleach work …
answered Jun 26 '16 by sadljkfhalskdjfh
3
votes
2answers
I've always wondered what it is, as it makes a lot of noise on being deformed. No other common plastic that I've come across has quite the same properties.
asked Jun 1 '16 by sadljkfhalskdjfh
2
votes
0answers
The carbon rods in batteries look somewhat similar to graphite, but they do not leave a significant mark on paper. What form of carbon are they? Are they simply just graphite with a large amount of bi …
asked Aug 21 '16 by sadljkfhalskdjfh
0
votes
Salt solutions generally do not spontaneously change in concentration. However, there are a few factors that could influence this: the first one is that the solvent (water, for example) could evaporat …
answered Mar 26 '16 by sadljkfhalskdjfh
4
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Tar is mainly made up of a collection of very heavy hydrocarbons, with rather high melting temperatures. Commonly, it is mixed with some stones or gravel to make a harder surface for roads. It is p …
answered Mar 26 '16 by sadljkfhalskdjfh