Given Half Life, Find the Amount Remaining After a Specified Time

[@sleepeasyguitar9505]

Thank you for this video!

[@MathandStatsHelp]

You're welcome

[@chellie343]

Can you do a decay equation where no mass is given? Iodine-131, which is used to treat thyroid cancer, has a has a half-life of 8.05 days. How much time is required for 93% of the isotope to decay?

[@MathandStatsHelp]

Here is a link to that problem: kzbin.info/www/bejne/oJ7WXpKEp5aabpI

[@chellie343]

Thank you so much!

[@KhansaShahid]

i wanted to ask how can we find the amount of element after 11 days if the half life of element is 22 days? initial value of element is 100%