How many mols Ar do you have? Since 1 mole contains 6.02E23 atoms, then 6.2E24 atoms of Ar will be
6.2E24/6.02E23 = # moles of Ar atoms.
Then since 1 mol Ar weighs 39.9 g, the your # mols will weigh what?
How many grams do 6.2×1024 atoms of argon
weigh?
Answer in units of g.
1 answer
2 answers