Because a single molecule of lead is significantly heavier than a molecule of li...

		beowulfey on Dec 9, 2020 \| parent \| context \| favorite \| on: U.S. physicists rally around plan to build fusion ... Because a single molecule of lead is significantly heavier than a molecule of lithium, that’s technically an order of magnitude more lithium. 2.22E12 moles of lithium vs. 3.85E11 moles of lead.