volume_mute
What mass of gold (Au) is required to
publish date: 2024/06/18 19:41:53.334439 UTC
have 1025 gold atoms?
Correct Answer
$3270$
Explanation
3270 grams
\(10^{25}\) molecules is \(\frac{10^25}{6.02 \cdot 10^{23}}\) or 16.6 mole
One mole of gold (atomic mass 197) has a mass of 197 grams, so we need 16.6 times this, or 3270 grams.
Reference
Basic Physics: A Self-Teaching Guide