1. Convert the following units using prefixes information we discussed during lab (you can refer to conversion tables on pages 109 (read all of pages 109 - 112 of lab manual). (a) 16 pg/ml to mg/ml (b) 20 ng to vg (c) 1x10-3 mM to pmol 2. How do you prepare 100ml of 0.40M MgSO4 from a stock solution of 2.0M MgSO4? 3. What is the concentration of a 0.7 M sucrose solution expressed in mM? 4. If a salt solution has a concentration of 10% and water is the solvent, what does that tell you about how this solution was made? Describe how to make this solution