SOLUTION: The half life of carbon-14 is 5770 years. If I start with 1gram of carbon-14, how long will it take for only 0.25grams to remain? If I start with 25 grams of carbon find a formula

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Question 1019176: The half life of carbon-14 is 5770 years. If I start with 1gram of carbon-14, how long will it take for only 0.25grams to remain? If I start with 25 grams of carbon find a formula that gives the amount of carbon left after t years.
Answer by josgarithmetic(39628)   (Show Source): You can put this solution on YOUR website!
The mathematics or algebra will work about the same, for any exponential decay example. Study this video for guidance:
exponential decay, video example

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