Chemistry · 2023
JEE Main · 12 April 2023, Shift 1 · Q81
At 600 K, the root mean square ( rms ) speed of gas X (molar mass =40 ) is equal to the most probable speed of gas Y at 90 K. The molar mass of the…
At $\displaystyle 600$ K , the root mean square ( rms ) speed of gas $\displaystyle X$ (molar mass $\displaystyle =40$ ) is equal to the most probable speed of gas Y at $\displaystyle 90$ K . The molar mass of the gas Y is $\displaystyle \_\_\_\_$ $\displaystyle \mathrm{g} \mathrm{mol}^{-1}$.(Nearest integer)
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From NTA’s final answer key for this paper.
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JEE Main 2023 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.