Question: An O2 adsorption isotherm was obtained at 443 K for a 2.43% Ag/SiO2 catalyst and the uptake results are given below. No irreversible adsorption occurs

An O2 adsorption isotherm was obtained at 443 K for a 2.43% Ag/SiO2 catalyst and the uptake results are given below. No irreversible adsorption occurs on the silica. What is the dispersion of the silver?:
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