Question

name of brown coal with 40 to 60 percent of carbon​

Answer 1

Answer:

lignite

Explanation:

Lignite is a brownish-black in color and has a carbon content from as low as 20-25 percenrt upto 60-70 percent a high inherit moisture content sometimes as higher as 75 percent and an ash content ranging from 6-19 percent, compared with 6-12 percent of bituminous coal