Amixture of krypton and neon gas is compressed from a volume of 57.0l to a volume of 29.0l, while the pressure is held constant at 76.0atm . calculate the work done on the gas mixture. round your answer to 3 significant digits in kj, and be sure it has the correct sign (positive or negative).

At 450 mm hg a gas has a volume of 760 l, what is its volume at standard pressure

Which of the following are sources of revenue for media companies? a. direct sales to producers b.advertising and subscriptions c. online purchase d. capital investments

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