Carbon-14 Has a Half-Life of 5720 Years and This Is

question 53

Multiple Choice

Carbon-14 has a half-life of 5720 years and this is a first-order reaction.If a piece of wood has converted 25% of the carbon-14,then how old is it?

• A) 11440 years
• B) 2375 years
• C) 4750 years
• D) 4290 years
• E) 1430 years

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