How is wavelength measured (Select all that apply. from the trough (bottom) of one wave to the trough of the next wave
2 answers:
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Answer: half life
Explanation: Radioactive decay follows first order kinetics and the time required for the decay of a radioactive material is calculated as follows:
t= time required
k= disintegration constant
x= amount of substance left after time t
a= initial amount of substance
when one half of the sample is decayed, one half of the sample remains and t can be represented as
at ,