def KCl(mw_atmos, mh=1):
    """Defines properties for KCl as condensible"""
    gas_mw = 74.5
    if mh == 1:
        gas_mmr = 2.2627e-07 * (gas_mw / mw_atmos)
    elif mh == 10:
        gas_mmr = 2.1829e-06 * (gas_mw / mw_atmos)
    elif mh == 50:
        gas_mmr = 8.1164e-06 * (gas_mw / mw_atmos)
    else:
        raise Exception(
            'KCl gas properties can only be computed for 1, 10 and 50x Solar Meallicity'
            )
    rho_p = 1.99
    return gas_mw, gas_mmr, rho_p
