SOMEONE ASKED ๐
After 15 minutes, 30 g of a sample of polonium-218 remain unchanged. if the original sample had a mass of 960 g, what is the half-life
HERE THE ANSWERS ๐
https://fornoob.com/after-15-minutes-30-g-of-a-sample-of-polonium-218-remain-unchanged-if-the-original-sample-had-a-mass-of-960-g-what-is-the-half-life/
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