6. (7) Consider the following phase diagram for a substance. Label the following regions or places: solid, liquid, gas, supercritical fluid, critical point, triple point 73.7 67.9 5.2 1.0 -78.5 °C -56.4 °C 25.0 °C 31.1 °C Temperature (°C) A sample of this substance is trapped at 20°C, and 4.1 atm. In what phase is the substance? (req) amssad

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