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Physics 10 Online
OpenStudy (anonymous):

The densities of several gases at the same temperature are listed below. Considering only density, waves should travel fastest in which gas? Gas Density helium 0.09 kg/m3 hydrogen 0.2 kg/m3 oxygen 1.4 kg/m3 radon 9.7 kg/m3 helium oxygen radon

OpenStudy (anonymous):

Sound travels faster in a lower density gas. Helium.

OpenStudy (anonymous):

thanks

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