Define mean according to the amount of pyrene and tio2 added

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What does it this mean according to the amount of pyrene and TiO2 added , the surface coverage (mol/g) could be caculated so if i have pyrene/TiO2= 50mg how can i caculate the surface coverage? water 50ml. it is sufrace coverage= 2x10^-5 mol/g

Reference no: EM13541835

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