mL and hL are both units used to measure volumes
mL means mililiters and hL means hectoliters
10⁵ mL is equivalent to 1 hL
1 mL is equivalent to 10⁻⁵ hL
Therefore 32.5 mL is equivalent to - 10⁻⁵ hL/mL x 32.5 mL = 3.25 x 10⁻⁴ hL
32.5 mL is equivalent to 3.25 x 10⁻⁴ hL