The pressure inside a particular 5.00 L bottle of gas must be 1 atm or less in order to open the bottle cap. To what temperature, in C, must a bottle of gas be cooled so that the bottle cap can be removed if at 25.0C the pressure is 2070 mm Hg

Skills of homo sapiens were found an excavation. the skulls were preserved because the bodies were frozen. so, these fossils are (blank) fossils.the image shows the evolution of skulls beginning 2 to 3 million years ago. based on the image, modern human skulls(blank) ape skulls.

  the mississippians were considered to be  horticulturalists, which means they were

Why do oxygen have a strong attractive force for electrons