Suppose scientists discover two new moons.The average surface temperature of one of the moons is –180°C, but the temperature can reach 1500°C near active volcanoes.
Sulfur dioxide (SO2) has been detected on this moon. SO2 has a melting point of –72°C and a boiling point of –10°C. Where will SO2 be gas?
A.
In the center of active volcanoes
B.
Away from active volcanoes
C.
Near active volcanoes
