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Ees 305:Isotope Geology Question Paper

Ees 305:Isotope Geology 

Course:Isotope Geology

Institution: University Of Eldoret question papers

Exam Year:2011



Answer any questions 1 and any three other questions
1.a)Explain what is meant by stable isotopes(2marks)
b)Name any three elements with isotopes,stating one isotope for each element (3marks)
c)Briefly describe each of the following applications of mass spectrometry:
i)Elemental analysis (5marks)
ii)Molecular analysis (5marks)
iii)Isotope dating and tracking (5marks)
iv)Pharmaco kinetics (5marks)
2.a)Briefly describe each of the following:
i)Kinetic fractionation (5marks)
ii)Equilibrium fractionation (5marks)
b)Describe briefly the oxygen isotope ratio cycle (5marks)
3.a)Discuss the fundamentals of radiogenic dating (10marks)
b)Briefly describe radiocarbon dating method(5marks)
4.a)Briefly describe isotope fractionation in the water cycle (7marks)
b)Giving examples,describe how isotopes have been used to trace natural processes(8marks)
5.Explain using examples,how oxygen and hydrogen isotopes have been used to study water cycle (15marks)
6.Explain how isotopic ratios have been used in paleo-climate research.(15marks)




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