Question: The chemical shift of the CH3 protons in diethyl ether is, = 1.16 and that of the CH2 protons is 3.36. What is the difference

The chemical shift of the CH3 protons in diethyl ether is, = 1.16 and that of the CH2 protons is 3.36. What is the difference in local magnetic field between the two regions of the molecule when the applied field is
(a) 1.9 T,
(b) 16.5 T?

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