MCQOPTIONS
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				| 1. | 
                                    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» C. Isobar dilution | |