The translational kinetic energy of molecules of nitrogen at a certain temperature is 0.63 J. The te — States of Matter and Gaseous State Chemistry Question
Question
The translational kinetic energy of $10^{20}$ molecules of nitrogen at a certain temperature is 0.63 J. The temperature is
Answer: B
💡 Solution & Explanation
E = N * 1.5 * k * T. 0.63 = 1e20 * 1.5 * 1.38e-23 * T. T = 304.3 K = 31.3°C. Therefore, correct answer is B.
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