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In thermodynamics, the enthalpy of sublimation, or heat of sublimation, is the heat required to sublimate (change from solid to gas) one mole of a substance at a given combination of temperature and pressure, usually standard temperature and pressure (STP). It is equal to the cohesive energy of the solid.
There are a number of methods for calculating the sublimation pressure (i.e., the vapor pressure) of a solid. One method is to estimate the sublimation pressure from extrapolated liquid vapor pressures (of the supercooled liquid), if the heat of fusion is known, by using this particular form of the Clausius–Clapeyron relation: [9]
Common transfer types are Heat Transfer Vinyl cut with a vinyl cutter, Printable Heat Transfer Vinyl, Inkjet Transfer Paper, Laser Transfer Paper, Plastisol Transfers, and Sublimation. Using a Heat Press to apply a heat transfer is a way to ensure accurate time, temperature, and pressure, which are all essential to the transfer process. [1]
A sublimatory [1] [2] or sublimation apparatus is equipment, commonly laboratory glassware, for purification of compounds by selective sublimation. In principle, the operation resembles purification by distillation , except that the products do not pass through a liquid phase .
With the cask kept at an optimal temperature, it creates perfect conditions for microbes to break the body down at a molecular level. At the end of 45 days, the cask is left with about 300 pounds ...
A family’s Christmas portrait is going viral — for the wrong reasons. In a TikTok video, mother and nursing student Taylor, who goes by @craveslim on social media, reacted to her 5-year-old ...
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The royal kids might not be allowed to keep some of their Christmas presents from the public this year thanks to the family's strict rules about gift giving.