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Soaking is not a chemical change, unless contact with water results in a chemical reaction - such as adding sodium to water.
because your mum has lots of celery and sugar
anytime you remove your contacts from the solution you should change it or if you wore your cls one day then the next day you don't want to wear them you should still replace it the solution the next day. The cls should be soaking at least in clean solution. Since you don't wear them every day have you thought about daily cls? you should look into it if you can get dailies in your prescription.
The generic name for Gelfoam is Surgicel. Gelfoam can also be named after the soaking solution such as thrombogen. Thrombogen is a Gelfoam soaked in a thrombin ans Sodium Chloride solution.
Personally I soak halloumi to reduce the salt content, soaking the cheese for an hour or so in fresh water will draw some of the salt out of the cheese. Alternatively, soaking halloumi can help to keep it fresh, where the air cannot circulate around it..
If by solution you mean the lenses, see your eycare professional or EyeglassWorld, Wal-Mart, etc. The soaking and cleaning FLUID is available in any pharmacy, big box retailer. Why did you ask?
what is soaking temperature
Wearing contact daily lenses overnight can be a bit uncomfortable. At night, it is best to remove the lenses. Contact lenses worn for longer than daily wear require soaking and disinfection. The eyes can become red, irritated. You can even develop scratches on the cornea from overwearing the lenses. Protein deposit develop during wear. These deposits are only removed by soaking.
It becomes heavier. The movement of solvent through a membrane produces a pressure called the osmotic pressure. This happens when the pressure in which the solvent is flowing is raised to the equivalent of the pressure moving through the membrane from the hypotonic side.
why soaking need for welding
Try using more water in your pickling solution.
When you were knocking on the door of my house, I was soaking my clothes in water to wash them.The children were soaking wet from the rain.