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- Dictionaryboiling point
noun
- 1. the temperature at which a liquid boils and turns to vapour: "pour in the water (not at boiling point but just below)"
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The boiling point of a substance is the temperature at which the vapor pressure of a liquid equals the pressure surrounding the liquid and the liquid changes into a vapor. The boiling point of a liquid varies depending upon the surrounding environmental pressure.
Jun 15, 2024 · boiling point, temperature at which the pressure exerted by the surroundings upon a liquid is equaled by the pressure exerted by the vapour of the liquid; under this condition, addition of heat results in the transformation of the liquid into its vapour without raising the temperature.
The boiling point is the temperature for a particular liquid to boil at. For example, the boiling point for water, at a pressure of 1 atm, is 100 degrees Celsius. A liquid’s boiling point depends upon the liquid ‘s temperature, atmospheric pressure, and vapor pressure.
May 25, 2022 · The normal boiling point or the atmospheric boiling point is the boiling point at 1 atmosphere of pressure or sea level. The standard boiling point, as defined by the IUPAC in 1982, is the temperature at which boiling occurs when the pressure is 1 bar. The standard boiling point of water is 99.61 °C at 1 bar of pressure. Boiling Points of the ...
May 6, 2019 · The boiling point is the temperature at which the vapor pressure of a liquid equals the external pressure surrounding the liquid. Therefore, the boiling point of a liquid depends on atmospheric pressure. The boiling point becomes lower as the external pressure is reduced.
BOILING POINT definition: 1. The boiling point of a liquid is the temperature at which it becomes a gas: 2. the point when a…. Learn more.
Jan 30, 2023 · Boiling is the process by which a liquid turns into a vapor when it is heated to its boiling point. The change from a liquid phase to a gaseous phase occurs when the vapor pressure of the liquid is equal to the atmospheric pressure exerted on the liquid.
Boiling or ebullition is the rapid phase transition from liquid to gas or vapor; the reverse of boiling is condensation. Boiling occurs when a liquid is heated to its boiling point, so that the vapour pressure of the liquid is equal to the pressure exerted on the
Jul 15, 2023 · When we heat a liquid until it boils, the bubbles that form inside the liquid consist of pure vapor. If the liquid is well stirred while boiling occurs, the vapor in the bubbles will be in equilibrium with the liquid and will have a pressure equal to the vapor pressure at the boiling temperature.
Sep 21, 2022 · The normal boiling point is the temperature at which the vapor pressure of the liquid is equal to standard pressure. Because atmospheric pressure can change based on location, the boiling point of a liquid changes with the external pressure.
