Homework Help: Science economic

Posted by christine on Monday, September 5, 2011 at 5:25pm.

Cesium 138 has a half life equal to 32.2 minutes. how long will it take for 2/4 of this sample to decay

Science economic - SraJMcGin, Monday, September 5, 2011 at 6:24pm
Note that 2/4 is actually 1/2.

Sra

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