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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def dens_floc_init(ConcAluminum, ConcClay, coag, material):
 """Return the density of the initial floc. Initial floc is made primarily of the primary colloid and nanoglobs. """

    return (conc_floc(ConcAluminum, ConcClay, coag).magnitude
            / frac_vol_floc_initial(ConcAluminum, ConcClay, coag, material)
            )