I kinda got stuck on this one here.

It says:

Einsteinium (254Es) has a half-life of 270 days. How much of a 5-gram sample would remain after 2160 days?

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- October 24th 2008, 09:21 PMdc52789Just needed help on this one
I kinda got stuck on this one here.

It says:

Einsteinium (254Es) has a half-life of 270 days. How much of a 5-gram sample would remain after 2160 days? - October 24th 2008, 09:44 PMJhevon
- October 24th 2008, 09:59 PMdc52789
- October 24th 2008, 10:06 PMJhevon
- October 24th 2008, 10:11 PMdc52789
- October 24th 2008, 10:16 PMJhevon
- October 24th 2008, 10:19 PMdc52789
- October 24th 2008, 10:44 PMJhevon
- October 25th 2008, 05:12 AMHallsofIvy
- October 25th 2008, 08:00 AMdc52789