How is a mixture different from a compound? 1. composition of a mixture may be constant. 2. components of a mixture can be separated by physical means. 3. components of a mixture can only be separated chemically. 4. particles of a mixture are combined chemically?

What do you need with it’s not a question your just stating what it says

A. is your answer.  hope this  

The question is incomplete. complete question is attached belowanswer: correct answer is option b  i.e.  solid particles  reason: filter paper has small pores, through which smaller particles can pass through. however, solid particles  have relatively larger size. hence, they are least likely to pass through.