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January 30, 2015

January 30, 2015

Posted by **Rachel** on Sunday, October 5, 2008 at 6:01pm.

Ik that 1/2mv^2 works

but for this problem, i dont know the mass or the velocity....

- Chem/Physics -
**DrBob222**, Sunday, October 5, 2008 at 8:32pmAnswered above.

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