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A bottle of NH_(3) gas and a bottle of dry HCl gas are connected through a long tube. The tube is opened simultaneously at both the ends. White fume of NH_(4)Cl is formed ……………..

Answer» <html><body><p>throughout the length of the <a href="https://interviewquestions.tuteehub.com/tag/tube-1428592" style="font-weight:bold;" target="_blank" title="Click to know more about TUBE">TUBE</a> <br/>near HCl <a href="https://interviewquestions.tuteehub.com/tag/bottle-390839" style="font-weight:bold;" target="_blank" title="Click to know more about BOTTLE">BOTTLE</a> <br/>near `NH_(3)` bottle <br/>at the centre of tube </p>Solution :Atomic pressure in `NH_(3)` gas = 17 gm `mol^(-1)=M_(1)`<br/>Atomic pressure in HCl gas = 36.5 gm `mol^(-1)=M_(2)`<br/>According to Grapham.s gas diffusional Law,Whose atomic pressure is high its diffusion is slow.`(r=(1)/(sqrt(M)))`<br/>The atomic pressure of HCl (36.5 gm `"mole"^(-1)`) is more then the atomic pressure of `NH_(3)` (17.0 gm `"mole"^(-1)`) So, the diffusion of HCl is <a href="https://interviewquestions.tuteehub.com/tag/less-1071906" style="font-weight:bold;" target="_blank" title="Click to know more about LESS">LESS</a>.<br/> `<a href="https://interviewquestions.tuteehub.com/tag/therefore-706901" style="font-weight:bold;" target="_blank" title="Click to know more about THEREFORE">THEREFORE</a>` The diffusion of HCl is very less.<br/>`therefore` So, the <a href="https://interviewquestions.tuteehub.com/tag/fume-466759" style="font-weight:bold;" target="_blank" title="Click to know more about FUME">FUME</a> of `NH_(4)Cl` is formed `NH_(3)` bottle.</body></html>


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