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Physics, 27.08.2020 19:01 jholland03

The particles of a substance can have kinetic energy (KE) and potential energy (PE). Which equation best summarizes the internal energy (U) of the
substance?
O A. U = KEtranslation + KEvibration + KErotation - PEintermolecular forces
OB. U = KEtranslation + KEvibration + KErotation + PEintermolecular forces
C. U = PEtranslation + PEvibration + PErotation + KEintermolecular forces
D. U = PEtranslation + PEvibration + PErotation - KEintermolecular forces

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