The answer would be C. H2O is polar while O2 is nonpolar.
For the answer to the question above. I believe the answer to your question is <span>"75/100 = 3/4" is the dilution needed for a 75ml of diluent added to 25ml of bacterial suspension</span>.
I hope that my answer helped you. Have a nice day!
Organization? You don’t have the choices displayed