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OpenStudy (anonymous):
After two half lives, how much of a material remains unchanged? A)1/4 B)1/2 C)3/4 D)2/3
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OpenStudy (anonymous):
A half life would reduce the remaining substance in half so one half life would yield half the substance and therefore another half life would do what?
OpenStudy (anonymous):
Do you need more help?
OpenStudy (anonymous):
no i think i got it thanks
OpenStudy (anonymous):
Your welcome
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