Question 501126
Exactly 1 liter of paint is used to paint an area of 50m^2. what is the thickness in mm. assuming the coat of paint has uniform thickness.
:
1 liter can be expressed as 10^-3 cu/m 
{{{10^-3/50}}} = 2(10^-5) meters
convert to mm
10^3 * 2(10^-5) = 2(10^-2) = .02 mm thick
:
let me know if I was wrong on this one.