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

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Consider this phase diagram for carbon. Which phases are present at the lower triple point?

a) diamond 

b) graphite 

c) gas 

d) liquid


 Which phase is stable at 105 atm and 1000 K?

a) gas 

b) liquid 

c) diamond 

d) graphite 


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