The gas having average speed four times as that of SO2 (molecular mass 64) is ___________ a) He(molecular mass 64) b) O2(molecular mass 4) c) H2(molecular mass 32)
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The gas having average speed four times as that of SO2 (molecular mass 64) is ___________
a) He(molecular mass 64)
b) O2(molecular mass 4)
c) H2(molecular mass 32)
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