The adsorption or a gas on d metai ts govern by the langmuir isotherm with equilibrium constant: k 0.40 kpa". calculate the tractional surtace coverage at a pre

The adsorption or a gas on d metai ts govern by the Langmuir isotherm with equilibrium constant: K 0.40 kPa". Calculate the tractional surtace coverage at a pressure of 1 KPa. ) 0.40 A) 0.20 0.60 ) 0.80 an ianic actiritu coefficient of the electrolvte Na.SO.then the activity