A sample of spruce wood taken from Two Creeks forest bed near Milwaukee, Wisconsin, is believed to date from the time of one of the last advances of the continental ice sheet into the United States. The ratio of 14C to 12C in the sample was found to be 0.2446 of the atmospheric value of this ratio. What is the daughter-to-parent ratio for the decay process in the sample? What is the estimated age of the spruce wood sample? Show calculations that support your answer.

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A sample of spruce wood taken from Two Creeks forest bed near Milwaukee, Wisconsin, is believed to date from the time of one of the last advances of the continental ice sheet into the United States. The ratio of 14C to 12C in the sample was found to be 0.2446 of the atmospheric value of this ratio. What is the daughter-to-parent ratio for the decay process in the sample? What is the estimated age of the spruce wood sample? Show calculations that support your answer.

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