The average speed of an ideal gas molecule at 27°C is 0.3 m/s. The average speed at 927°C will be | States of Matter and Gaseous State — Chem-Mantra | Chem-Mantra

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States of Matter and Gaseous StatemediumMCQ SINGLE

Question

The average speed of an ideal gas molecule at 27°C is 0.3 m/s. The average speed at 927°C will be

Answer: A

💡 Solution & Explanation

T1=300K, T2=1200K. Speed scales by sqrt(1200/300) = 2. 0.3 * 2 = 0.6. Therefore, correct answer is A.

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