Answered

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Which of the following processes occurs when a substance changes phase from solid directly to vapor?

A. condensation
B. sublimation
C. evaporation
D. distillation

Click the button or type the letter to the left of your answer.

Sagot :

GinnyAnswer

Final answer:

Sublimation is the direct phase change from solid to gas, bypassing the liquid phase. It has a specific heat associated with it, like the 620 cal/g for H2O sublimation.


Explanation:

Sublimation is the process in which a substance changes phase directly from a solid to a gas without passing through the liquid phase. For example, the sublimation of H2O occurs at a heat of sublimation of 620 cal/g. Sublimation is distinct from processes like condensation, evaporation, and distillation.


Learn more about Sublimation here:

https://brainly.com/question/35992063


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