Q. In Kjeldahl's method for the estimation of nitrogen, the formula used to
A) $\%\ of\ N = \frac{1.4\ Vw}{N}$
B) $\%\ of\ N = \frac{1.4\ VN}{w}$
C) $\%\ of\ N = \frac{\ VNw}{1.8}$
D) $\%\ of\ N = \frac{1.4\ wN}{V}$
Explanation
The correct answer is Option B: $\%\ of\ N = \frac{1.4\ VN}{w}$.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.