Which of the following methods is used to estimate hydrogen in an organic compound ? A. Combustion method B. Dumas method C. Kjeldahls method D. All of the above methods are for different purposes 0 0 votes Article Rating Subscribe Login Notify of new follow-up comments new replies to my comments Label {} [+] Name* Email* Label {} [+] Name* Email* 0 Comments Oldest Newest Most Voted Inline Feedbacks View all comments