The temperature is 5°c below zero.

which integer represents this temperature?

+5
−5

Because a model would make the investigation easier to understand

D=m/v =57.9/3 = 19.3 g/cm^3

Where is the illustration?

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.