A sample of gas is at \( 0^{\circ} \mathrm{C} \). The temperature at which its rms speed of the ...

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A sample of gas is at \( 0^{\circ} \mathrm{C} \). The temperature at which its rms speed of the molecules will be doubled is:
(A) \( 103^{\circ} \mathrm{C} \)
(B) \( 273^{\circ} \mathrm{C} \)
(C) \( 723^{\circ} \mathrm{C} \)
(D) \( 819^{\circ} \mathrm{C} \)
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