Which of the following is the most accurate method of determination of elemental composition?
A. Spectroscopy
B. Isotope dilution
C. Isobar dilution
D. Chromatography
Answer:B
Which of the following is the most accurate method of determination of elemental composition?
A. Spectroscopy B. Isotope dilution C. Isobar dilution D. Chromatography
Explanation: The most accurate method of determination of elemental composition is isotope dilution. It permits calculation of concentration of an element.