The half-life of is

CHEMISTRY · Single correct · US High School · Chemistry · Atomic Structure & Nuclear · Atomic Structure & Nuclear

Problem

The half-life of 14C^{14}\text{C} is 5730 years5730\,\text{years}. An archaeological bone sample shows an activity that is 30%30\% of that in a living organism. The approximate age of the bone is (a) 1.15×104 years1.15\times10^{4}\,\text{years} (b) 5.7×103 years5.7\times10^{3}\,\text{years} (c) 1.0×104 years1.0\times10^{4}\,\text{years} (d) 3.5×103 years3.5\times10^{3}\,\text{years}

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