Phosphorus-32 (P-32) has a half-life of 14.2 days. If 450 g of this substance are present initially, find the amount Q(t) present after t days. (Round your growth constant to four decimal places.) Q(t) = 450e0.04881 What amount will be left after 24.6 days? (Round your answer to three decimal places.)

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Phosphorus-32 (P-32) has a half-life of 14.2 days. If 450 g of this substance are present initially, find the amount Q(t) present after t days. (Round your growth constant to four decimal
places.)
Q(t) = 450e0.0488t
What amount will be left after 24.6 days? (Round your answer to three decimal places.)
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PRACTICE ANOTH
Wood deposits recovered from an archaeological site contain 13% of the C-14 they originally contained. How long ago did the tree from which the wood was obtained die? (ASsume the
half life of carbon-14 is 5730 years. Round your answer to the nearest whole number.)
yr
Transcribed Image Text:Phosphorus-32 (P-32) has a half-life of 14.2 days. If 450 g of this substance are present initially, find the amount Q(t) present after t days. (Round your growth constant to four decimal places.) Q(t) = 450e0.0488t What amount will be left after 24.6 days? (Round your answer to three decimal places.) Need Help? Read It Watch It 6. MY NOTES ASK YOUR TEACHER PRACTICE ANOTH Wood deposits recovered from an archaeological site contain 13% of the C-14 they originally contained. How long ago did the tree from which the wood was obtained die? (ASsume the half life of carbon-14 is 5730 years. Round your answer to the nearest whole number.) yr
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