Flashcards in C5a - Moles and molar mass Deck (5)
What is a mole?
a mole of a substance is the amount which contains as many formula units as there are atoms in 12g of Carbon
What is the equation to find the mole?
moles= mass ÷ molecular mass
What is molar mass?
the mass of one mole
What is the relative atomic mass of an element?
the average mass of an atom of the element compared to the mass of 1/12th of an atom of carbon 12