Posted by Tanya on Thursday, March 7, 2013 at 1:22pm.
You are using concentrated hydrochloric acid solution (12.0 M)to make 445.0 ml of a 5.85 M solution. Calculate the number of milliliters of concentrated HCl required to make the solution.

Chemistry  DrBob222, Thursday, March 7, 2013 at 3:43pm
mL x M = mL x M
mL x 12 = 445 x 5.85