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the half-life of roentgenium -281 is 17 seconds,if 10 grams are left after 85 seconds,how many grams were initially in the original sample?
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the half-life of roentgenium -281 is 17 seconds,if 10 grams are left after 85 seconds,how many grams were initially in the original sample?

the half-life of roentgenium -281 is 17 seconds,if 10 grams are left after 85 seconds-example-1
User Vijay Dohare
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-281 is the right answer
User Gordnfreeman
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