describe the preparation of 100ml of 6.0M HCl from a concentrated solution that has a specific gravity of 1.18 and is 37% w/w HCl.

Answer 1

Convert 37% HCl to M.
1.l8 g/mL x 1000mL x 0.37 x (1/36.5 = ?M.
Then c1v1 = c2v2
c = concn
v = volume.

Answer 2

12%