Os the following reaction an SN1 or SN2 reaction ?

0.2348 grams of pbcl2 used to form 44.0 ml of solution.

Select all of the methods through which a drug can enter your body. injection swallowing inhalation absorption

Which aqueous solution of ki freezes at the lowest temperature? 1) 1 mol of ki in 500. g of water 2) 2 mol of ki in 500. g of water 3) 1 mol of ki in 1000. g of water 4) 2 mol of ki in 1000. g of water