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1 vote

Small (personal) scale sea salt production?

Commercially, it's done by solar evaporation. Take sea water, put it in the sun, wait. In your apartment, even if you don't have direct sunlight, surely there is a warm spot somewhere. The only ...
anon's user avatar
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2 votes

I'm writing a theory for a game called Timberborn, but I need help identifying a chemical from it

While this is a game, and I wouldn't like to assume the developers researched environmental issues which occur in the real world, what you describe sounds very similar to what I learned about in ...
isolated matrix's user avatar
1 vote

dilution and pH and pOH

If you started with a $\pu{10^{−12.3} M}$ solution of some inert material, then diluting it by a factor of 10 would indeed result in a $\pu{10^{−13.3} M}$ solution. $\ce{H3O+}$ is not inert. It reacts ...
anon's user avatar
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1 vote

dilution and pH and pOH

As Poutnik writes in the comments, the question does not have a single answer unless you specify the components of the solution. Given that the pH is fairly basic at pH = 12.3, you could guess or ...
Karsten's user avatar
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1 vote

meaning of ingredient labelling `w/v`

Percentage (one of hundred), ppm (one of million), ppb (one of billion) and similar units are relative quantities, relating two values of the quantity of the same kind. Like two masses/weights, two ...
Poutnik's user avatar
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-1 votes

Entropy as the driving force for osmosis

Consider two decks of 52 playing cards. One deck has blue backs and one has yellow backs. A group plays poker with the yellow deck. If blue cards slowly get mixed into the yellow deck, the ...
The Phoenix Guy's user avatar

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