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IB IBO Chemistry October 2023

QP-202310-Chemistry-P1（TZ1）-SL · Question 30

#amount #of #substance #energetics #organic #analysis #chemical #reactions #calculate
Question (excerpt):
30. Which type of data can be used to determine an empirical formula? A. Percentage composition B. Enthalpy of combustion C. 1H NMR D. Infrared spectroscopy (IR) 

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