Barrons SAT Subject Test Chemistry, 13th Edition

14. (C) 98 g H 2 SO 4 = 1 mol H 2 SO 4

So, if there are 500 mL (which is 0.5 L), then 1 mol in 0.5 L would be

equivalent to 2 mol in 1 L or a 2 molar solution.