Atmospheric pressure on Mount Everest is approximately 253 mm Hg. Use the table of conversion factors to convert this pressure to torr, atm, Pa, and bar. pleas help

Before it was launched, a helium-filled balloon had a pressure of 201 kpa at a temperature of 27°c. at an altitude of 15,000 m, the pressure had decreased to 2.5 kpa and the temperature had dropped to -14 °c. the volume of the balloon increased to 59.3 m3. what is the original volume of the balloon? 13 m3 0.85 m3 0.077 m3 1.17 m3

How many moles of co2 are produced during the complete combustion of 3.6 moles of c2h6

Which of the following substances is the most soluble in water? a. sodium chloride b. methane c. bromine d. carbon