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diff --git a/Elements_of_Physical_Chemistry/Chapter1.ipynb b/Elements_of_Physical_Chemistry/Chapter1.ipynb new file mode 100755 index 00000000..6a51c37c --- /dev/null +++ b/Elements_of_Physical_Chemistry/Chapter1.ipynb @@ -0,0 +1,216 @@ +{
+ "metadata": {
+ "name": ""
+ },
+ "nbformat": 3,
+ "nbformat_minor": 0,
+ "worksheets": [
+ {
+ "cells": [
+ {
+ "cell_type": "heading",
+ "level": 1,
+ "metadata": {},
+ "source": [
+ " Chapter 1 - The properties of gases"
+ ]
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example E1 - Pg 17"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Calculate the pressure in the glass flask\n",
+ "#Initialzation of variables\n",
+ "m=1.25 #g\n",
+ "MN2=28.02 #g/mol\n",
+ "T=20+273.15 #K\n",
+ "V=0.25#L\n",
+ "#Calculations\n",
+ "P=m*8.31451*T/(MN2*V)\n",
+ "#Results\n",
+ "print '%s %.1f %s' %('Pressure in the gas flask = ',P,'kPa')\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Pressure in the gas flask = 434.9 kPa\n"
+ ]
+ }
+ ],
+ "prompt_number": 2
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example I2 - Pg 19"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#calculate the partial pressures of Oxygen, Nitrogen and Argon\n",
+ "#Initialzation of variables\n",
+ "xN2=0.780\n",
+ "xO2=0.210\n",
+ "xAr=0.009\n",
+ "P=100 #kPa\n",
+ "#Calculations\n",
+ "PN2=xN2*P\n",
+ "PO2=xO2*P\n",
+ "PAr=xAr*P\n",
+ "#Results\n",
+ "print '%s %.1f' %('Partial pressure of Nitrogen(kPa) = ',PN2)\n",
+ "print '%s %.1f' %('\\n Partial pressure of Oxygen(kPa) = ',PO2)\n",
+ "print '%s %.1f' %('\\n Partial pressure of Argon(kPa) = ',PAr)\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Partial pressure of Nitrogen(kPa) = 78.0\n",
+ "\n",
+ " Partial pressure of Oxygen(kPa) = 21.0\n",
+ "\n",
+ " Partial pressure of Argon(kPa) = 0.9\n"
+ ]
+ }
+ ],
+ "prompt_number": 2
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example I3 - Pg 22"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Calculate the percentage loss of speed of air molecules\n",
+ "#Initialzation of variables\n",
+ "import math\n",
+ "T1=298. #K\n",
+ "T2=273. #K\n",
+ "#Calculations\n",
+ "factor=math.sqrt(T2/T1)\n",
+ "percentage=(1-factor)*100\n",
+ "#Results\n",
+ "print '%s %.3f' %('Factor by which speed is reduced = ',factor)\n",
+ "print '%s %d' %('Percentage loss of speed of air molecules = ',percentage)\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Factor by which speed is reduced = 0.957\n",
+ "Percentage loss of speed of air molecules = 4\n"
+ ]
+ }
+ ],
+ "prompt_number": 5
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example I4 - Pg 24"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Calculate the ratio of rates of effusion\n",
+ "#Initialzation of variables\n",
+ "import math\n",
+ "MH2=2.016 #g/mol\n",
+ "MCO2=44.01 #g/mol\n",
+ "#calculations\n",
+ "ratio=math.sqrt(MCO2/MH2)\n",
+ "#results\n",
+ "print '%s %.3f' %('ratio of rates of effusion = ',ratio)\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "ratio of rates of effusion = 4.672\n"
+ ]
+ }
+ ],
+ "prompt_number": 4
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example I5 - Pg 25"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Calculate the mean free path and collision frequency\n",
+ "#Initialzation of variables\n",
+ "import math\n",
+ "T=25+273. #K\n",
+ "sigma=0.4*math.pow(10,(-18)) #m^2\n",
+ "P=math.pow(10,5) #Pa\n",
+ "c=481.8 #m/sec\n",
+ "#Calculations\n",
+ "Lambda=8.31451*T/(math.pow(2,0.5) *6.022*math.pow(10,23) *sigma*P)\n",
+ "frequency=math.pow(2,0.5) *6.022*math.pow(10,23) *sigma*P*c/(8.31451*T)\n",
+ "#Results\n",
+ "print '%s %.1e %s' %('Mean free path =',Lambda,'m')\n",
+ "print '%s %.1e %s' %('\\n Collision frequency =',frequency,'m')\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Mean free path = 7.3e-08 m\n",
+ "\n",
+ " Collision frequency = 6.6e+09 m\n"
+ ]
+ }
+ ],
+ "prompt_number": 7
+ }
+ ],
+ "metadata": {}
+ }
+ ]
+}
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