A balloon has an overpressure of about 10,000 Pa compared to normal atmospheric pressure. If air flows from a balloon to a piston with a volume change of 1 liter, how much work has been done?

Arock collection comes from which part of earth?

How many atoms of nitrogen are in the chemical formula ni(w on

If you visited mount shasta city (elevation 900 m [3000 ft.]) and found the outside air temperature to be 27°c (81°f), what would be the air temperature at the summit of mount shasta (elevation 4200 m [14,000 ft.]) at that moment-assuming that the temperature conditions with altitude change at an average, or normal, lapse rate?