pnhs.psd202.orgpnhs.psd202.org/documents/ldurkin/1526303534.pdf6. The half-life of berkelium-247 is...
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pnhs.psd202.orgpnhs.psd202.org/documents/ldurkin/1526303534.pdf6. The half-life of berkelium-247 is 1,380 years. How much of a 625 g sample will remain after 5,000 years? 50 79 7