Carbon-14 decays exponentially with a half-life of years

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

Problem

Carbon-14 decays exponentially with a half-life of

5730

years. A freshly excavated sample initially contains

12

g of carbon-14. Approximately how much carbon-14 remains after

10\,000

years? (a)

2.0\text{ g}

(b)

3.6\text{ g}

(c)

6.2\text{ g}

(d)

1.5\text{ g}