Time management is very much important in IIT JAM. The eduncle test series for IIT JAM Mathematical Statistics helped me a lot in this portion. I am very thankful to the test series I bought from eduncle.
Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Priyanshu kumar
According to Graham law of diffusion rate is imversely proportional to root of molar mass in this question NH3 has molar mass =17 and HCL =36.5 molar mass of HCL is more than NH3 so it rate /speed is less so NH4CL is formed at C bcz HCL cover less distance and NH3 travel faster and reach at C