def METHOD_NAME():
    model = run_ideal_naocl_chlorination_example()
    assert model.fs.ideal_naocl_chlorination_unit.free_chlorine.value == pytest.approx(
        1.893849296278168, rel=1e-3
    )
    assert model.fs.ideal_naocl_chlorination_unit.outlet.mole_frac_comp[
        0, "OCl_-"
    ].value == pytest.approx(4.254858076511e-07, rel=1e-3)
    assert model.fs.ideal_naocl_chlorination_unit.outlet.mole_frac_comp[
        0, "H_+"
    ].value == pytest.approx(5.6407676871845223e-11, rel=1e-3)