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diff --git a/Physical_Chemistry_by_G_H_Duffey/19-Photochemistry.ipynb b/Physical_Chemistry_by_G_H_Duffey/19-Photochemistry.ipynb new file mode 100644 index 0000000..6072349 --- /dev/null +++ b/Physical_Chemistry_by_G_H_Duffey/19-Photochemistry.ipynb @@ -0,0 +1,287 @@ +{ +"cells": [ + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "# Chapter 19: Photochemistry" + ] + }, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 19.1: Example_1.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"clc\n", +"//Initialization of variables\n", +"r1=0.727\n", +"r2=0.407\n", +"//calculations\n", +"r3=r1*r2\n", +"//results\n", +"printf('Overall transmittance = %.3f',r3)" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 19.2: Example_2.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"clc\n", +"//Initialization of variables\n", +"r=0.450\n", +"c=0.02 //M\n", +"l=4 //cm\n", +"//calculations\n", +"e=-log10(r) /(c*l)\n", +"//results\n", +"printf('Extinction coefficient = %.2f litres mole^-1 cm^-1',e)" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 19.3: Example_3.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"clc\n", +"//Initialization of variables\n", +"r1=0.850\n", +"r2=0.50\n", +"//calculations\n", +"Da=-log10(r1)\n", +"Db=-log10(r2)\n", +"D=Da+Db\n", +"r3=10^(-D)\n", +"//results\n", +"printf('Transmittance of solution = %.3f ',r3)" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 19.4: Example_4.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"clc\n", +"//Initialization of variables\n", +"c=0.000025 //M\n", +"l=2 //cm\n", +"D=0.417\n", +"//calculations\n", +"e=D/(c*l)\n", +"//result\n", +"printf('Extinction coefficient = %d liters mole^-1 cm^-1',e)" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 19.5: Example_5.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"clc\n", +"//Initialization of variables\n", +"c=0.5 //M\n", +"c1=0.000025 //M\n", +"D2=0.280\n", +"D1=0.417\n", +"//calculations\n", +"c2=D2*c1/(D1)\n", +"dC=c1-c2\n", +"SCN=c- 6*c2 -4*dC\n", +"K=dC*SCN^2 /c2\n", +"//results\n", +"printf('Kc for dissociation = %.2f M^2',K)" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 19.6: Example_6.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"clc\n", +"//Initialization of variables\n", +"D2=0.249\n", +"D1=0.172\n", +"a2=0.00752\n", +"a1=0.00527\n", +"//calculations\n", +"m=(log(D2) -log(D1))/(log(a2) - log(a1))\n", +"//results\n", +"printf('m = %.2f ',m)" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 19.7: Example_7.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"clc\n", +"//Initialization of variables\n", +"c=0.1 //M\n", +"V=100 //ml\n", +"v1=25 //ml\n", +"D=0.980\n", +"d1=0.090\n", +"d2=0.150\n", +"//calculations\n", +"a=v1*c/V\n", +"b=(V-v1)*c/V\n", +"Da=a*d1/c\n", +"Db=b*d2/c\n", +"Ddash=Da+Db\n", +"dD=D-Ddash\n", +"//results\n", +"printf('Increase in optical density = %.3f',dD)" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 19.8: Example_8.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"clc\n", +"//Initialization of variables\n", +"E=50000 //cal/mol\n", +"//calculations\n", +"lam=2.8593/E\n", +"//results\n", +"printf('For the reaction to occur lambda < %d A',lam*10^8)" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 19.9: Example_9.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"clc\n", +"//Initialization of variables\n", +"lam=3000*10^-8 //cm\n", +"yield=0.420\n", +"Et=70000 //cal\n", +"//calculations\n", +"E=2.8593/lam\n", +"n=yield*Et/E\n", +"//results\n", +"printf('Amount of reactant disappeared = %.3f mol',n)" + ] + } +], +"metadata": { + "kernelspec": { + "display_name": "Scilab", + "language": "scilab", + "name": "scilab" + }, + "language_info": { + "file_extension": ".sce", + "help_links": [ + { + "text": "MetaKernel Magics", + "url": "https://github.com/calysto/metakernel/blob/master/metakernel/magics/README.md" + } + ], + "mimetype": "text/x-octave", + "name": "scilab", + "version": "0.7.1" + } + }, + "nbformat": 4, + "nbformat_minor": 0 +} |