In an ${\mathrm{S}}_{\mathrm{N}}1$ reaction on chiral centres, there is:

Important Questions on Organic Chemistry- Some Basic Principles and Techniques

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EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 11 - Organic Chemistry- Some Basic Principles and Techniques>AIPMT - 4th May 2014>Q 35

In the Kjeldahl's method for estimation of nitrogen present in soil sample, ammonia evolved from $0.75\mathrm{g}$ of sample neutralized $1\mathrm{0}\mathrm{m}\mathrm{l}$ of $1\mathrm{M}\mathrm{ }{\mathrm{H}}_2{\mathrm{S}\mathrm{O}}_4$ The percentage of nitrogen in the soil is: