At what temperature the average velocity of oxygen molecule be sufficient so as to escape fromthe earths surface.

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

The number of moles of a given mass of a substance can be found without knowing its molecular formula or molar mass. true false

What would happen to a volleyball left outside in the winter? o o o o a. it would expand. b. it would lose air. c. it would shrink. d. it would explode.