Yes
salt water, as the salt water eats away at the coin faster.
I think it's because salt dissolves better in hot water than cold water, so as the solution cools the salt wants to come out of solution and crystallize. When you pour the solution over the sponge, this causes the liquid to evaporate. This further concentrates the salt so that it will crystallize. The salt crystals will start to form on undissolved salt or on the sponge. Once the crystals start forming, they grow fairly rapidly...
Sodium chloride (table salt) will not form water and carbon dioxide when it burns. When sodium chloride is heated, it may decompose into sodium and chlorine, but it does not produce water and carbon dioxide as products.
A dry sponge is hard because the water has evaporated, leaving the sponge's cellular structure collapsed and less flexible. When water is added, the cells absorb water and expand, allowing the sponge to become soft and flexible.
The large opening at the top of the sponge, where water leaves, is called the osculum. It is responsible for expelling the water and waste products from the sponge's body.
salt water, as the salt water eats away at the coin faster.
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Salt dries out the fish. The fish still decomposes but it's much, much slower. Water speeds up the decomposition. Since the fish is now dry because of the salt it doesn't decompose as fast.
Sponge
1 year and about 17 days
I think it's because salt dissolves better in hot water than cold water, so as the solution cools the salt wants to come out of solution and crystallize. When you pour the solution over the sponge, this causes the liquid to evaporate. This further concentrates the salt so that it will crystallize. The salt crystals will start to form on undissolved salt or on the sponge. Once the crystals start forming, they grow fairly rapidly...
I think it's because salt dissolves better in hot water than cold water, so as the solution cools the salt wants to come out of solution and crystallize. When you pour the solution over the sponge, this causes the liquid to evaporate. This further concentrates the salt so that it will crystallize. The salt crystals will start to form on undissolved salt or on the sponge. Once the crystals start forming, they grow fairly rapidly...
It is impossible.
A sponge
When a sponge is submerged in water, the water enters the sponge through the tiny holes in the sponge. The sponge fills up with water, as a balloon fills with air, only not as visibly. When you squeeze the sponge, the water exits that sponge through the tiny holes...exactly the opposite of how it entered! Tada! :)
a sponge holds water because of its holes
a sponge