physical chemist
Answer:
A physical chemist study such things as the rates of chemical reactions, the energy transfers that occur in reactions, or the physical structure of materials at the molecular level which is related to energies and heat.
As physical chemistry is the study of macroscopic and particulate phenomena in chemical systems in terms of the principles, practices, and concepts of physics such as motion, energy, force, time, thermodynamics, quantum chemistry, statistical mechanics, analytical dynamics, and chemical equilibria.
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