diff options
Diffstat (limited to 'Chemistry/Chapter_11.ipynb')
| -rwxr-xr-x | Chemistry/Chapter_11.ipynb | 226 |
1 files changed, 0 insertions, 226 deletions
diff --git a/Chemistry/Chapter_11.ipynb b/Chemistry/Chapter_11.ipynb deleted file mode 100755 index 6d364ba0..00000000 --- a/Chemistry/Chapter_11.ipynb +++ /dev/null @@ -1,226 +0,0 @@ -{
- "metadata": {
- "name": ""
- },
- "nbformat": 3,
- "nbformat_minor": 0,
- "worksheets": [
- {
- "cells": [
- {
- "cell_type": "heading",
- "level": 1,
- "metadata": {},
- "source": [
- "Chapter 11:Intermolecular Forces and Liquids and Solids"
- ]
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example no:11.3,Page no:479"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "import math\n",
- "#Variable declaration\n",
- "atoms=8*1.0/8.0+6*1.0/2.0 #atoms in a cell\n",
- "d=19.3 #density, g/cc\n",
- "Au=197.0 #mol mass of Au, g\n",
- "NA=6.022*10**23 #avogadro no.\n",
- "\n",
- "#Calculation\n",
- "m=atoms*Au/NA #mass of 1 cell, g\n",
- "V=m/d #volume, cc\n",
- "a=V**(1/3.0) #edge length, cm\n",
- "r=a/math.sqrt(8.0)/100.0 #radius in m\n",
- "\n",
- "#Result\n",
- "print\"The atomic radius of Au is :\",round(r*10**12),\"pm\"\n"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "The atomic radius of Au is : 144.0 pm\n"
- ]
- }
- ],
- "prompt_number": 31
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example no:11.4,Page no:481"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "import math\n",
- "#Variable declaration\n",
- "n=1.0 \n",
- "lamda=154 #wavelength, pm\n",
- "theta=19.3 #angle of reflection, degree\n",
- "\n",
- "#Calculation\n",
- "d=n*lamda/(2*math.sin(theta*math.pi/180.0)) #spacing between the planes\n",
- "\n",
- "#Result\n",
- "print\"The spacing between planes is :\",round(d),\"pm\"\n"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "The spacing between planes is : 233.0 pm\n"
- ]
- }
- ],
- "prompt_number": 32
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example no:11.6,Page no:483"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#Variable declaration\n",
- "Na=22.99 #mass of one atom of Na, amu\n",
- "Cl=35.45 #mass of one atom of Cl, amu\n",
- "NA=6.022*10**23 #avogadro no.\n",
- "\n",
- "#Calculation\n",
- "mass=4*(Na+Cl)/NA #mass in a unit cell in grams\n",
- "a=564*10**-10 #edge length, cm\n",
- "V=a**3 #volume of unit cell, cc\n",
- "d=mass/V #density in g/cc\n",
- "\n",
- "#Result\n",
- "print\"The density of NaCl is :\",round(d,2),\"g/cm**3\""
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "The density of NaCl is : 2.16 g/cm**3\n"
- ]
- }
- ],
- "prompt_number": 33
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example no:11.7,Page no:492"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "import math\n",
- "#Variable declaration\n",
- "P1=401.0 #vapor pressure at 18C, mm Hg\n",
- "T1=18.0+273.0 #temperature, K\n",
- "T2=32.0+273.0 #temperature, K\n",
- "deltaH=26000.0 #heat of vaporisation, J/mol\n",
- "R=8.314 #gas constant, J/K.mol\n",
- "\n",
- "#Calculation\n",
- "X=deltaH/R*(T1-T2)/(T1*T2) \n",
- "P2=401*math.exp(-X) #vapor pressure at 32C, mmHg(from ln(P1/P1)=deltaH/R*((T1-T2)/(T1*T2)))\n",
- "\n",
- "#Result\n",
- "print\"The pressure at 32 C is \",round(P2,1),\"mm Hg\""
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "The pressure at 32 C is 656.7 mm Hg\n"
- ]
- }
- ],
- "prompt_number": 34
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example no:11.8,Page no:497"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#Variable declaration\n",
- "m=346 #mass of H2O in g\n",
- "s=4.184 #specific heat of H2O, J/g C\n",
- "deltaH=40.79 #heat of vaporisation in kJ\n",
- "H2O=18.02 #mol mass of H2O, g\n",
- "s2=1.99 #specific heat of steam, J/g C\n",
- "\n",
- "#Calculation\n",
- "#from 0 to 100 C\n",
- "deltaT=100.0-0.0 #change in Temp, C\n",
- "q1=round((m*s*deltaT)/1000.0) #heating H2O, kJ\n",
- "#for evaporation at 100 C\n",
- "deltaT2=182-100 #change in temp of steam, kJ\n",
- "q2=round(m*deltaH/H2O) #heat of vaporising water, kJ\n",
- "#for steam from 100 to 182 C\n",
- "q3=round(m*s2*deltaT2/1000.0,1) #heating steam, kJ\n",
- "q=round(q1)+round(q2)+round(q3,1) #overall energy required, kJ\n",
- "\n",
- "\n",
- "#Result\n",
- "print\"The overall energy required is :\",round(q),\"kJ\""
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "The overall energy required is : 985.0 kJ\n"
- ]
- }
- ],
- "prompt_number": 15
- }
- ],
- "metadata": {}
- }
- ]
-}
\ No newline at end of file |