10 nm is best understood by my as the lowest width of tobacco smoke. The size of just one is impossible to see but it was understandable because a person could imagine this.
A mole of gold is about 196 grams just imagine that much gold is about .432 pounds with is close to about a mole of gold is about half a pound which is quite a bit of gold. A mole of gold is worth about 6500 dollars so in terms of gold it is worth quite a chunk of change.
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