Consider this phase diagram for carbon. Which phases are present at the lower triple point?
Which phase is stable at 105 atm and 1000 K?
Starting from the lower triple point, what action(s) would produce liquid carbon?
a) raise the temperature
b) raise the pressure
c) lower the pressure
d) lower the temperature and raise the pressure
e) raise the temperature and raise the pressure
f) raise the temperature and lower the pressure
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