Which is not a mixture :- a) soap solution b) starch soultion c) coal d) sodium chloride

Which is not a mixture :- a) soap solution b) starch soultion c) coal

1.	Which is not a mixture :- a) soap solution b) starch soultion c) coal d) sodium chloride
Answer» ONG>ANSWER: coal is CORRECT answer because it is. no MIXTURE