The speed of sound in oxygen at $S.T.P. $will be approximately:
(Given, $\mathrm{R}=8.3 \mathrm{JK}^{-1}, \gamma=1.4$ )
JEE MAIN 2024, Diffcult
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$\mathrm{v}=\sqrt{\frac{\gamma \mathrm{RT}}{\mathrm{M}}}=\sqrt{\frac{1.4 \times 8.3 \times 273}{32 \times 10^{-3}}}$
$=314.8541 \simeq 315 \mathrm{~m} / \mathrm{s}$
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