Which of the following statement is false for mass spectroscopy?

• A. Mass spectroscopy is used to identify unknown compounds within a sample, and to elucidate the structure and chemical properties of different molecules
• B. Particle are characterized by their mass to charge ratios (m/z) and relative abundances
• C. This technique basically studies the effect of ionizing energy on molecules
• D. This technique can be used on all state of matter