Algebra 2/ Chemistry?
posted by Ana .
Carbon Dating: Use the formula y= ae^.00012t where a is the initial amount of carbon14 , t is the number of years ago the animal lived, and y is the remaining amount after t years
how old is a fossil remain that has lost 95% of its carbon14
Respond to this Question
Similar Questions

calculus
Carbon14 is a radioactive substance produced in the Earth's atmosphere and then absorbed by plants and animals on the surface of the earth. It has a halflife (the time it takes for half the amount of a sample to decay) of approximately … 
Algebra 2
Carbon Dating: Use the formula y= ae^.00012t where a is the initial amount of carbon14 , t is the number of years ago the animal lived, and y is the remaining amount after t years how old is a fossil remain that has lost 95% of its … 
algebra
Scientists can determine the age of ancient objects by a method called radio carbon dating. The bombardment of the upper atmosphere by cosmic rays converts nitrogen to a radioactive isotope 14C of carbon with a halflife of about 5710 … 
pre calculus
The age of a document is in dispute, so archaeologists test for carbon14. Due to radioactive decay, the amount A of carbon 14 present compared to the initial amount A0 after t years is given by the formula A(t) = A0e^0.000124t . … 
PreCalculus
The half life of Carbon14 is 5730 years. a. find the rule of the function that gives the amount remaining from an initial quantity of 100 milligrams of carbon14 after t years. b. the burial cloth of an egyptian mummy i sestimated … 
Calculus
The amount of carbon14 still present in a sample after t years is given by the function where C0 is the initial amount. Estimate the age of a sample of wood discovered by an archeologist if the carbon level in the sample is only 18% … 
math: precalculus
You have 5 grams of carbon14; whose halflife is 5730 years. a)Write the rule of the function that gives the amount of carbon14 remaining after x years. b)How much carbon14 will be left after 4,000 years? 
Math
Cosmic ray bombardment of the atmosphere produces neutrons, which in turn react with nitrogen to produce radioactive carbon14. Radioactive carbon14 enters all living tissue through carbon dioxide (via plants). As long as a plant … 
Math
Cosmic ray bombardment of the atmosphere produces neutrons, which in turn react w/ nitrogen to produce radioactive carbon14. Radioactive carbon14 enters all living tissue through carbon dioxide. As long as it is alive, carbon14 … 
Help Please. Math
By comparing the amount of carbon14 to amount of carbon12, one can determine approx how long ago the organism died. The halflife of carbon14 is 5730 years. Assume the initial quantity of carbon14 is 600 milligrams. the equation …