When the energy of a sound wave is transferred to a particle of a medium and causes it to vibrate and generate heat the sound wave is

Agas mixture with a total pressure of 745 mmhg contains each of the following gases at the indicated partial pressures: co2, 245 mmhg ; ar, 119 mmhg ; and o2, 163 mmhg . the mixture also contains helium gas. part a what is the partial pressure of the helium gas? phe p h e = nothing mmhg request answer part b what mass of helium gas is present in a 10.2-l sample of this mixture at 283 k ? m m = nothing g request answer

Which characteristics can be used to differentiate star systems? check all that apply.

Why are people not able to skip a dive to the deepest part of the ocean