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Salt can be used to preserve food by drawing out moisture and creating an inhospitable environment for bacteria growth. In this way, salt can be used to extend the shelf life of perishable items without the need for refrigeration. However, it is limited in its effectiveness and not suitable for all types of food.

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1y ago

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Why soda can is cold when taken out of refrigerator?

When the soda can is placed in the refrigerator, it absorbs the cold temperature of the surrounding air and cools down. This causes the can to feel cold to the touch when you take it out of the refrigerator.


How long does it take Epsom salt to evaporate?

Epsom salt is a stable compound that does not easily evaporate. It can only evaporate along with water if a solution of Epsom salt and water is left to dry out, which could take days to weeks, depending on the conditions.


How long does it take to evaporate half a cup of salt water?

The time it takes to evaporate half a cup of salt water depends on various factors such as temperature, humidity, air circulation, and surface area. On average, it could take several hours to a day for half a cup of salt water to fully evaporate.


Could you Devise the experiment that will allow you to separate mixture of copper fillings and salt?

1 take the mixture of salt and sand and immerse them in water. 2 run the water and sand through a filter that separates out the sand. 3 store the sand. 4 boil the water until it has all evaporated or just wait for it to evaporate naturally. This will leave a residue on the bottom of the container which Will be the salt


How do you evaporate water from salt water?

Oh, dude, it's like super easy. You just heat up the saltwater until the water molecules get all excited and start turning into vapor, leaving the salt behind. It's like magic, but with science. Just make sure not to burn down your kitchen in the process, okay?