At 600 K, the root mean square (rms) speed of gas X (molar mass =40 ) is equal to the most probable speed of gas Y at 90 K. The molar mass of the gas Y is_______ \({\mathrm{gmol}}^{-1}\). (Nearest integer)

[JEE Main 2023, 12 Apr (Shift 1)]

Question

At 600 K, the root mean square (rms) speed of gas X (molar mass =40 ) is equal to the most probable speed of gas Y at 90 K. The molar mass of the gas Y is_______ \({\mathrm{gmol}}^{-1}\). (Nearest integer)

[JEE Main 2023, 12 Apr (Shift 1)]

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