Using the phase diagram for CO_2, what phase is carbon dioxide in at -60"^@C and 15 atm pressure?
1 Answer
Jul 20, 2017
Well, consult the phase diagram.
![https://2012books.lardbucket.org/]()
And then you literally just read it like any other graph: find your
(x,y) -= (P,T) = ("15 atm", -60^@ "C")
And one should easily see that
We call this dry ice; once obtained and brought into a laboratory, it spontaneously sublimes.