OpenStudy (anonymous):

Please help, seriously struggling to understand: Calculate the surface area of the dishwashing circle to molecules per layer (this requires converting the surface area from meters to nanometers): 17.5cm^2 * 1m^2 * 1 * 10^18 * 1 = __molecules Top layer surface area 10,000cm^2 * 1m^2 * 0.210nm^2 = __top layer