Which of the following formula is not correctly depicted ?

Options

A. Molar mass `=("Mass of substance")/("Moles of substance")`
B. Mass of one molecule of a substance `=("Gram molecular mass of the substance")/("Avogadro's number")`
C. Number of molecules `= ("Mass of the substance")/("Molar mass")xx "Avogadro's no."`
D. Mole x Molar mass = Number of molecules

Answer

D