Problem
1. Find the lowest temperature in Kelvin for which metal can exist as a liquid if the metal is (a) mercury or (b) zinc.
2. A substance is at 2 MPa and 17oC in a rigid tank. Using only the critical properties, can the phase of the mass be determined if the substance is oxygen, water, or propane?
The response should include a reference list. Double-space, using Times New Roman 12 pnt font, one-inch margins, and APA style of writing and citations.