The volume of a gas filled balloon is 30.0 L at 40°C and 153 kPa. What volume will the balloon have at standard temperature and
pressure?

Modern weaponry has increased the number of deaths in wars and violent conflicts.

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.

What must occur for air masses to form fronts