Briefly explain how we arrive at the formula 3N-6 for calculating the number of vibrational modes...

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Chemistry

Briefly explain how we arrive at the formula 3N-6 forcalculating the number of vibrational modes for a non-linearmolecule. Why is the formula 3N-5 for linear molecules? (Be sure totalk about degrees of freedom in your explanation).

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3n degrees of freedom describe the motion of a molecule in relation to the coordinates xyz The 3n degrees of freedom also describe the translational rotational and vibrational motions of    See Answer
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