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quantum number of electrons

Question: how to we find the quantum numbers of electrons of lithium. i got confused on how to use angular momentum quantum number and orbital name

Thermochemistry

Question: SO2CIS= -364 kJ H2O = -286 kJ HCI = -92 kJ H2SO4 = -814 kJ Calculate the enthalpy of the reaction: SO2CI2 + 2H2O = 2HCI + H2SO4

Atomic structure

Question: State the superscript and subscript of Mg

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