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A Sample Contains 60 Grams of Carbon (14C).14C\left( { } ^ { 14 } C \right) . { } ^ { 14 } C

question 21

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A sample contains 60 grams of carbon (14C) .14C\left( { } ^ { 14 } C \right) . { } ^ { 14 } C has a half-life of 5715 years. How much 14C{ } ^ { 14 } \mathrm { C } remains after 1900 years? Round your answer to three decimal places.


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