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Referring to salt being added to crushed ice perhaps? When this is done, the salt causes the ice to melt. Melting actually requires heat (latent heat of liquifaction) and so the melting ice draws heat from its surroundings, thus lowering the temperature of its surroundings. A mixture of crushed ice and salt is frequently used in the laboratory and referred to as "freezing mixture".

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13y ago
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4mo ago

When sodium chloride is added to water, it dissolves and releases energy in the form of heat. This heat energy is absorbed by the surroundings, causing the temperature of the water to decrease. This phenomenon is known as the endothermic dissolution of sodium chloride.

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Q: Why does temperature falls below when sodium chloride is added to them?
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Related questions

Is sodium chloride a solid liquid or gas?

Sodium chloride, commonly known as table salt, is a solid at room temperature and pressure. It is only a liquid at very high temperatures (>801°C) and a gas at even higher temperatures (>1465°C).


What is the hazard symbol for sodium chloride?

Sodium chloride hasn't a hazard symbol or a risk phrase. See also the link below.


Where will you find a MSDS for sodium chloride?

See the link below.


Hardness of sodium chloride?

Sodium Chloride IS hard, just brittle, that's why it breaks apart in your hands. The hardness of sodium chloride is 2,5 on the Mohs scale.


Why is sodium chloride used to make freezing mixtures used by ice cream vendors?

Sodium chloride, or table salt, is used to make freezing mixtures because it lowers the freezing point of ice, allowing the mixture to get colder than 0°C. This results in a faster and more efficient freezing process, which is important for ice cream vendors to quickly freeze their product.


What is the freezing point depression of sodium chloride?

The maximal freezing point depression for sodium chloride is -18 0C. For the theoretical calculus see the link below.


What one of the compounds below is most likely to be ionic?

Sodium chloride is most likely to be ionic. Ionic compounds are formed between a metal and a nonmetal, and sodium is a metal while chloride is a nonmetal. Additionally, sodium chloride is a common example of an ionic compound.


What are some uses of sodium chloride?

Sodium chloride (NaCl) is table salt.Flavoring condiment for food,Food preservative,Lowers freezing temperature of water. Can melt ice on roads, also used in making ice cream by helping the salt water to remain liquid and drop to temperature below 0° Celsius.There are other uses of the chemical properties of sodium chloride salt, including water softening systems, as well as many industrial applications.


What is salts solubility?

Salt (sodium chloride) is highly soluble in water. It dissolves readily in water due to its ionic nature, breaking down into positively charged sodium ions and negatively charged chloride ions. This solubility makes salt a commonly used substance for seasoning and preserving food.


What does salt do to plastic?

Sodium chloride doesn't react with plastic materials. See the link below.


What is the arrangement of atoms in sodium chloride?

Sodium chloride forms a lattice structure.


Is sodium chloride a green house gas?

Sodium chloride, like most everything else, can exist in any of the three states. Considering standard pressure, it exists as a gas above 1465°C, which is very hot, but possible. It is a liquid between 801-1465°C. It is solid at all temperatures below 801°C. The melting point is so high because ionic bonds are the strongest type of intermolecular forces.