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authorkinitrupti2017-05-12 18:40:35 +0530
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-{
- "cells": [
- {
- "cell_type": "markdown",
- "metadata": {},
- "source": [
- "# Chapter12 Chemical Kinetics"
- ]
- },
- {
- "cell_type": "markdown",
- "metadata": {},
- "source": [
- "## Example 12.1, Page no.48"
- ]
- },
- {
- "cell_type": "code",
- "execution_count": 3,
- "metadata": {
- "collapsed": false
- },
- "outputs": [
- {
- "name": "stdout",
- "output_type": "stream",
- "text": [
- "fraction of nitrogen pentoxide remain unreacted after 1 hour= 0.311\n"
- ]
- }
- ],
- "source": [
- "import math\n",
- "#initialisation of variables\n",
- "Vs=23.95 #ml \n",
- "Ve=34.75 #ml \n",
- "#CALCULATIONS \n",
- "fr=(Ve-Vs)/Ve \n",
- "#RESULTS \n",
- "fr=round(fr,3)\n",
- "print 'fraction of nitrogen pentoxide remain unreacted after 1 hour=',fr"
- ]
- },
- {
- "cell_type": "markdown",
- "metadata": {},
- "source": [
- "## Example 12.2, Page no.48"
- ]
- },
- {
- "cell_type": "code",
- "execution_count": 4,
- "metadata": {
- "collapsed": false
- },
- "outputs": [
- {
- "name": "stdout",
- "output_type": "stream",
- "text": [
- "fraction remained undecomposed 0.5\n"
- ]
- }
- ],
- "source": [
- "import math\n",
- "#initialisation of variables\n",
- "Ps=200.0 #mm \n",
- "Pe=390.0 #mm \n",
- "Pt=300.0 #mm \n",
- "t=500.0 #sec\n",
- "Pe1=400.0 #mm \n",
- "#CALCULATIONS \n",
- "r= (Pe1-Pt)/(Pe1 -Ps)\n",
- "#RESULTS\n",
- "print 'fraction remained undecomposed',r"
- ]
- },
- {
- "cell_type": "markdown",
- "metadata": {},
- "source": [
- "## Example 12.3, Page no.49"
- ]
- },
- {
- "cell_type": "code",
- "execution_count": 5,
- "metadata": {
- "collapsed": false
- },
- "outputs": [
- {
- "name": "stdout",
- "output_type": "stream",
- "text": [
- "time of residence of gas= 25.0 sec\n"
- ]
- }
- ],
- "source": [
- "import math\n",
- "#initialisation of variables\n",
- "V=1200.0 #ml\n",
- "V1=100.0 #ml\n",
- "t=300.0 # sec\n",
- "#CALCULATIONS\n",
- "r=V/t\n",
- "t1=V1/r\n",
- "#RESULTS \n",
- "print 'time of residence of gas=',t1,'sec'"
- ]
- },
- {
- "cell_type": "markdown",
- "metadata": {},
- "source": [
- "## Example 12.4, Page no.49"
- ]
- },
- {
- "cell_type": "code",
- "execution_count": 6,
- "metadata": {
- "collapsed": false
- },
- "outputs": [
- {
- "name": "stdout",
- "output_type": "stream",
- "text": [
- "k= 0.107 lit molˆ−1 secˆ−1\n"
- ]
- }
- ],
- "source": [
- "import math\n",
- "#initialisation of variables\n",
- "y=0.550\n",
- "x=2400.0\n",
- "d=0.00494\n",
- "#CALCULATIONS\n",
- "s=y/x\n",
- "k=s*2.303/d\n",
- "#RESULTS \n",
- "k=round(k,3)\n",
- "print 'k=',k,'lit molˆ−1 secˆ−1'"
- ]
- },
- {
- "cell_type": "markdown",
- "metadata": {},
- "source": [
- "## Example 12.7, Page no.50"
- ]
- },
- {
- "cell_type": "code",
- "execution_count": 7,
- "metadata": {
- "collapsed": false
- },
- "outputs": [
- {
- "name": "stdout",
- "output_type": "stream",
- "text": [
- "second order rate for this constant= 0.0061 lit molˆ−1 secˆ−1\n"
- ]
- }
- ],
- "source": [
- "import math\n",
- "from math import sqrt,pi\n",
- "#initialisation of variables\n",
- "T=393.7 #C \n",
- "k=2.6*10** -4 # l i t molˆ−1 secˆ−1 \n",
- "R=1.987 # cal moleˆ−1 Kˆ−1 \n",
- "E=45.6 # kcal moleˆ−1 \n",
- "wl=3.5 #A \n",
- "N=6*10**23 # molecules \n",
- "R1=8.31*10 # ergs moleˆ−1 Kˆ−1 \n",
- "M=127.9 #g moleˆ−1 \n",
- "#CALCULATIONS \n",
- "k=2*10**2*N*sqrt(pi*R1*(273.1+T)/M)*(wl*10**-8)**2*math.exp(-E*10**3/(R*(273.1+T)))\n",
- "#RESULTS\n",
- "k=round(k,4)\n",
- "print 'second order rate for this constant=',k,'lit molˆ−1 secˆ−1'"
- ]
- }
- ],
- "metadata": {
- "anaconda-cloud": {},
- "kernelspec": {
- "display_name": "Python [Root]",
- "language": "python",
- "name": "Python [Root]"
- },
- "language_info": {
- "codemirror_mode": {
- "name": "ipython",
- "version": 2
- },
- "file_extension": ".py",
- "mimetype": "text/x-python",
- "name": "python",
- "nbconvert_exporter": "python",
- "pygments_lexer": "ipython2",
- "version": "2.7.11"
- }
- },
- "nbformat": 4,
- "nbformat_minor": 0
-}