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Briefly explain the following observations using intermolecular forces to justify your answers.
a.Butane,C4H10,and acetone,CH3COCH3,have the same molar mass but their boiling points are -1°C and 56°C,respectively.
b.HF boils at 19°C while HCl boils at -85°C.
c.CF4 boils at -128°C while SiF4 boils at -86°C.
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