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Answered 2011-09-13 04:27:43
Salt to Melt Ice
  • None. Salt doesn't melt ice, only adding heat will. Adding salt to ice will lower the freezing point of water so the water will be a liquid near its freezing point (32F)rather than a solid.

That's why you see the salt trucks out before the snowfall. They spread salt or more often "ice melt" in the dangerous areas like stop signs and turns before the event.

The same thing holds true for you at home. Spreading ice melt or placing ice melt filled snow socks, before a snow event, allows the first precipitation to mix with the ice melt crystals and form a flowing liquid deicer. If the liquid is allowed to drain or run-off it will keep a specific area clear of ice dams until the next event.

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Related Questions

How long does a ice cube with salt on it take to melt?

that depends on the size of the ice cube, how much salt, and the ambient temperature.

How long does it take for iodized salt to melt ice?

It takes salt about 10-20 minutes to melt ice.

Is salt the same as ice melt?

no, but ice melt is a salt

Why does salt melt in ice?

Salt doesn't melt in ice. Salt lowers the freezing point of water. Which causes the ice to melt.

Do ice melt faster with salt or without salt?

Ice melt faster with salt.

How long does it take kosher salt to melt ice?

This depends on the ratio salt/ice and on the ambient temperature.

What melt ice faster salt or sand?

Salt will melt ice faster.

Does rock salt or table salt melt ice faster?

Table salt would actually melt ice faster than rock salt. The reason for this, is that table salt is much finer.

Why do sand take longer to melt ice then salt?

The reason why it takes sand to melt ice longer than salt does, is because salt draws or absorbs the moisture in the ice faster than sand that just has a rough texture. Yes, there is salt particles in sand but not as much as normal salt by itself.

How long does it take rock salt to melt ice?


How long does it take for salt to melt ice?

40 min

How does fertilizer melt ice?

Fertilizer has salt in it, which would cause the ice to melt. When salt is placed on ice it reacts with it, causing it to melt.

How long does a a 1inch cube of ice take to melt with one spoon of mineral rock salt?

rock salt dose not melt salt

Does sea salt melt ice?

yes sea salt can melt ice too

How long does it take to an ice cube with and without salt?

It takes less time to melt the ice cube with salt.

Will ice melt faster with sugar salt or the ice itself?

With salt because of the chemical salt has to make ice melt faster.

Why does the ice cube melt faster when it has salt on it?

yes it does melt faster with salt on it, try it its much fun but abig mess

Will popcorn salt melt ice?

Yes, the salt on popcorn is common table salt, which can be used to melt ice.

Is rock salt the same as ice melt?

Ice melt and rock salt are both used to melt ice, but they are different things. The catalyst in ice melt is calcium chloride. Ice melt generates heat immediately when poured on ice.

What is in salt water that it can melt ice?

salt. salt melts ice.

What is the hypothesis for the salt melt ice?

the hypothesis is to see if salt will melt faster or slower on Ice

Why does salt melt ice?

Salt lowers the freezing point of water, if you add salt to water, it will be harder to turn it into ice. For example, you need to make metal very hot to melt it, however you don't need as much to melt ice. you don't need as much heat to melt salted ice as you do to melt ice. So salted ice melts faster.Salt will melt IceSalt will dissolve in waterSalt melts ice into water by contact, as it melts the ice, it dissolves, as it dissolves into the water it changes the chemical composition of the water decreasing the temperature at which it will freeze. Technically this is changing the thermal conductivity of water... The more salt in water, the colder the water needs to be before it can freeze. This concentration of Salt in water is referred to as salinity.

How much salt do you need to melt ice?

It needs to cover the whole ice cube.

Can you use table salt to melt ice?

Yes, quite fast actually. If you are using it to mely ice on your stairs, it will only be a temporary melt as the salt will wash away with the ice melt. Rock salt will last much longer but table salt is a good quick fix in an emergency.

What effect does salt have on ice?

Salt makes ice melt.

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