Number of moles in an element is directly proportional to _____?

ایک عنصر میں مولز کی تعداد _____ کے براہ راست متناسب ہے؟

Formula mass

Molar mass of an element

Mass of an element

Empirical formula mass

The number of moles is directly proportional to the mass of an element.

It is calculated by dividing the mass of the element by its molar mass.