Question

the changing of a solid directly into vapours on heating and of vapours into solid on cooling is known as ........​

Answer 1

Answer:

Sublimation- The changing of a solid directly into vapours on heating and of vapours into solid on cooling, is known as sublimation. When these solid substances are heated, their particles move quickly and they separate completely to form vapor (or gas).

Answer 2

Answer:

The process is called sublimation.

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