Question
You can sometimes find deep red crystal vases in antique stores, called uranium glass because their color was produced by doping the glass with uranium. Look up the natural isotopes of uranium and their half-lives, and calculate the activity of such a vase assuming it has 2.00 g of uranium in it. Neglect the activity of any daughter nuclides.
$25800 \textrm{ Bq}$
Note: at 0:33 in the video I say "0.27 percent", but I should have said "0.72 percent". The closed captions have the corrected text.
Solution Video