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If the r.m.s. speed of chlorine molecule is \(490 m / s\) at \(27^{\circ} C\), the r.m.s. speed of argon molecules at th…

Q1

If the r.m.s. speed of chlorine molecule is \(490 m / s\) at \(27^{\circ} C\), the r.m.s. speed of argon molecules at the same temperature will be (Atomic mass of argon \(=39.9 u\), molecular mass of chlorine \(=70.9 u )\)

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

a

\(751.7 m / s\)

b

\(451.7 m / s\)

c

\(651.7 m / s\)

d

\(551.7 m / s\)

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