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Conversion problem - (Jan/19/2012 )

How to convert ng/ul to pmol/ml.
this is regarding to oligonucleotide probe with a MW of 17709g/mol.

Please help me in this conversion

Thanx in advance


Use concentration (c) = number of moles (n) / volume (v) and n= mass (m) / molar mass (Mr). Remember to keep the units consistent!