$2\mathrm{.}0$mm yan$$aph is a naphthalene sphere, at a temperature of $45\backslash$deg C andIt stands noble in large volumes of stagnant air at a pressure of $1,101325$ x $105$ Pa $(1$ atm$).$ It can be assumed that the surface pressure of naphthalum is $0\mathrm{.}555$ mm Hg at $45\backslash$deg C temperature. $45\backslash$deg CMolecular emission coefficient of naphthale in the air in the sickness$1($DA$)$ is worth $6\mathrm{.}9210*$ m$2.$ From the surface at the beginningCalculate the evaporation rate of the naphthalene in kmol$/$s unit