10 m = 1,000 cm = 1 x 10^3 cm
37.5 g/mL = 37.5 g/mL x 1/1000 kg/g x 1/1000 mL/L
= 37.5 / 10^6 kg/L
= 37.5 x 10^-6 kg/L
= 3.75 x 10^-7 kg/L
Hope it helps.
6.7m questions
8.9m answers