Why is Mercury the only metal present in the liquid state at room temperature?
Asked by: Rajiv Ghanta
Because it has a lower melting point than other metals (-39 deg C).
Answered by: Thomas Beach, student
'One cannot help but be in awe when he contemplates the mysteries of eternity, of life, of the marvelous structure of reality. It is enough if one tries merely to comprehend a little of this mystery every day.'