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Why do people use salt to melt the ice?

Updated: 9/17/2023
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14y ago

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Salt lowers the freezing point of water, which is why ponds will freeze in the winter, but a salt water inlet of the same size will not. By adding salt to ice (which is just water in it's solid state) it lowers the freezing point of the water, effectively returning it to it's liquid form. Usually, due to cold air being relatively dry, the water then evaporates, which gets rid of the ice altogether.

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Q: Why do people use salt to melt the ice?
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Related questions

When do people use salt on ice?

So when the roads are icey or snowy people put the salt on it to melt which salt has sodium and chlorine.


What those the government use to melt ice?

salt


What household product can you use to melt ice?

Salt


What effect does salt water have on ice?

Fresh-water ice will melt faster in salt water than it will in fresh water or in the open air. Ice forms when water molecules are cooled down enough to arrange into solid crystals. Salt will, basically, get between the water molecules and make it harder for them to form crystals.


Does an ice cube melt faster than an ice cube with salt?

Yes it does, in northern states when it snows they use ice to melt the streets.


Why do people use salt on icy roads?

because it will melt the ice on the sidewalks.


What salt does Indiana use to melt the ice on roads?

magnesium chloride


Does ice melt faster if salt added?

yes. that's why they use salt as a de-icer on roads.


What can melt ice on sidewalk?

Special salt can, and heat. Try using table salt. It's just fine too.


Can you use the word salt in a sentence?

You can put salt on many foods. or, Salt is used to melt ice on roads and sidewalk.


Why do you use rock salt?

To melt the ice and snow and to give your tires grip on the road.


Can you use ice melt salt in a water softener?

Be careful of what you put in your water softener.The water softeners work by ion exchange... I.E. Exchanging heavy ions with lighter ions.Typically people fill the softeners with highly pure NaCl or KCl (sodium or potassium chloride).Your ice melt (assuming it is Sodium Chloride (salt)) based, would probably work, but it may not have the same purity as the salt for the water softener.I suppose you can think of it this way... if you let your dog drink out of mud puddles, why don't you drink out of mud puddles?