The concentration of cholesterol in blood from a fasting individual is reported as 185mg %, where mg% is mg/100 mL. Convert this concentration to moles/Liter.

2 answers

mg/1000 = grams.
grams/100 x 10 converts to grams/L.
grams/molar mass converts grams to moles. Now you have moles/L.
what molar mass are you supposed to find?