What are four examples of changes in state?

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Answer 1 · 2016-11-21T15:53:42

$Water to steam: i.e. boiling$ $"Water to steam: i.e. boiling"$ . At what temperature does this occur at atmospheric pressure?

$C O_{2} (s) \to C O_{2} (g); sublimation, i.e. solid to gas$ $CO_2(s) rarr CO_2(g);"sublimation, i.e. solid to gas"$

Sorry for the $SHOUTING$ $"SHOUTING"$ , I am experimenting.