Problem 1: A chemist determines that a sample of petrified wood has a carbon decay rate of 6. The decay rate of carbon in fresh wood today is Solution: 1 Determine decimal fraction of C remaining: 6.
An activity of disintegrations per minute is recorded from it (assume due to be from the decay of the isotope carbon 14). A similar modern replica made from. In Carbon Dating, material decomposes over time in accordance with its half-life. a) Is this pace increased by light radiation? b) Is this only. Radioactive decay is the random process in which a nucleus loses energy by emitting radiation. This is usually in the form of alpha (α) particles (He nuclei), beta.