how is it possible to use carbon dating to determine the age of a fossil if the among of Carbon-14 has already decayed?How do you know what the initial amount of Carbon 14 was?Show the beta decay of a carbon 14atom.大意就是 怎么用炭14去确
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/02 22:14:05
![how is it possible to use carbon dating to determine the age of a fossil if the among of Carbon-14 has already decayed?How do you know what the initial amount of Carbon 14 was?Show the beta decay of a carbon 14atom.大意就是 怎么用炭14去确](/uploads/image/z/1440418-58-8.jpg?t=how+is+it+possible+to+use+carbon+dating+to+determine+the+age+of+a+fossil+if+the+among+of+Carbon-14+has+already+decayed%3FHow+do+you+know+what+the+initial+amount+of+Carbon+14+was%3FShow+the+beta+decay+of+a+carbon+14atom.%E5%A4%A7%E6%84%8F%E5%B0%B1%E6%98%AF+%E6%80%8E%E4%B9%88%E7%94%A8%E7%82%AD14%E5%8E%BB%E7%A1%AE)
how is it possible to use carbon dating to determine the age of a fossil if the among of Carbon-14 has already decayed?How do you know what the initial amount of Carbon 14 was?Show the beta decay of a carbon 14atom.大意就是 怎么用炭14去确
how is it possible to use carbon dating to determine the age of a fossil if the among of Carbon-14 has already decayed?How do you know what the initial amount of Carbon 14 was?Show the beta decay of a carbon 14atom.
大意就是 怎么用炭14去确定一块化石的年龄(炭14 已经退变了)你怎么知道原量的炭14是多少?
how is it possible to use carbon dating to determine the age of a fossil if the among of Carbon-14 has already decayed?How do you know what the initial amount of Carbon 14 was?Show the beta decay of a carbon 14atom.大意就是 怎么用炭14去确
这里是一个百分比,不可能全部衰变完!通过衰变公式可以算出化石的年龄.
放射性元素的原子核有半数发生衰变时所需要的时间,叫半衰期.
原子核的衰变规律是:N=N0*(1/2)^(t/T) 其中:No是指初始时刻(t=0)时的原子核数 T为衰变时间,t为半衰期 N是衰变后留下的原子核数.
根据C14的放射性。