Aballoon filled with helium gas at 20°c occupies 4.91 l at 1.00 atm. the balloon is immersed in liquid nitrogen at -196°c, while the pressure is raised to 5.20 atm. what is the volume of the balloon in the liquid nitrogen? a. 97 lb. 6.7 lc. 3.6 ld. 0.25 l

Which graph best represents the relationship between the electric current and the rate at which a magnet is turning inside an electric generator?

Select for each of the following statements whether it is correct or incorrect. (a) in an isothermal expansion of an ideal gas. (b) the temperature remains constant. (b) the pressure remains constant. (c) there is work done by the gas. (d) there is heat added to the gas. (e) the change in internal energy equals zero.

Describe how the motion of a spring being pushed forward and backward is similar to the motion of air particles in a sound wave.