Eschka mixture, which is used for the determination of sulphur in coal, is a mixture of _____________________?
A. MgO & Na2CO3

B. MgCO3 & NaCl

C. BaSO4 & NaCl

D. MgSO4 & BaCl2

Be the first to comment if anything wrong with this mcq
Your comment successfully submitted!
It will automatically posted after review and approval by our staff member.