Acell phone has more mass than a feather because it

Which material produces static charge when rubbed ?

Mercury turns to vapor at 629.88 k how much heat is lost 175 g of mercury vapor at 650 current condenses to a liquid at 297 ca mercury turns to weber at 629.88 kelvin how much he is lost 175 g of mercury vapor and 650 coming condensers to liquidate 297 kevin

How does kepler second law of planetary motion overthrow one of the basic beliefs of classical astronomy