You are testing an unknown liquid to determine its identity. First you heat the liquid and find that it turns to gas at 80 degrees Celsius. Then you add sodium to a small amount of the liquid to see if it reacts.Last you try to burn the liquid to see if it is flammable.
Which physical property of the
liquid did you test?
A. boiling point
B. ability to conduct electricity
C. combustibility
D. melting point
