If a sample known to be about 10,740 years old has 400 carbon-14 atoms how many atoms were in the...

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xx x xxxxxx xxxxx to be xxxxx xxxxxx xxxxx xxx has xxx carbon-14 xxxxx how many atoms xxxx in xxx sample xxxx the organism died?

Solution:

In order xx xxxxxxxxx xxxxx xx will xxx the xxxxxxxx

Where:

“x” is xxx xxx of xxx xxxxxxx xx our case .

“x” is the xxxxxx of carbon-14 atoms xxx xxxxxx xxx xxxx In our xxxx xx

“” is xxx xxxxxx xx xxxxxx atoms the xxxxxx had when the xxxxxxxx died.

“r” xx the rate of decay of a xxxxxxxxx atom. xxx

is xxx xxxxxxxxx of x xxxxxxxxx xxxxx And

The xxxx unknown xxxxxxxx in this formula is the x xxxxx is what xx xxx trying xx calculate. xx xx replace xxx xxxxxxxxx with the values xx know xx xxxx have:

xxx answer xxx xxxx there xxxx xxxxxxxxxxxxx xxxx carbon-14 xxxxx xx xxx xxxxxx when the organism xxxx xxxxx xxxxx xxxx

xx xxx have any questions xxxxxxxxx xx solution please send xx a xxxxxxx and x will reply xx xxxx as possible.

Have x nice day!