Mathematics, 23.01.2020 03:31 pandasarecute53
The half-life of (carbon-14) is 5730 years. that is, it takes this many years for half of a sample of to decay. if the decay of is modeled by x' = -rx, where x is the amount of , find the decay constant r. ( r = 0.000121 yr⁻¹). in an artifact the percentage of the original remaining at the present day was measured to be 20 %. how old is the artifact?
Answers: 2
Mathematics, 21.06.2019 13:00
Which of the following situations represents a linear relationship? a. theresa increases the distance she runs by 0.1 miles every week. b. the volume of a box depends on the length of box. c. the amount of money in a bank account increases by 1 percent each year. d. the population of a town doubles every 5 years.
Answers: 3
Mathematics, 21.06.2019 19:00
What are the first 4 terms in the multiplication pattern given by the formula 2×4n
Answers: 1
The half-life of [tex]^{14}c[/tex] (carbon-14) is 5730 years. that is, it takes this many years for...
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