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Diffstat (limited to 'Physical_Chemsitry/Chapter10.ipynb')
| -rwxr-xr-x | Physical_Chemsitry/Chapter10.ipynb | 202 |
1 files changed, 0 insertions, 202 deletions
diff --git a/Physical_Chemsitry/Chapter10.ipynb b/Physical_Chemsitry/Chapter10.ipynb deleted file mode 100755 index 8ecfc863..00000000 --- a/Physical_Chemsitry/Chapter10.ipynb +++ /dev/null @@ -1,202 +0,0 @@ -{
- "metadata": {
- "name": "",
- "signature": "sha256:5f5d6cc341d2ab999dbe1e5a4234f374f3f6728cc09cef7967ab9dd07f94519e"
- },
- "nbformat": 3,
- "nbformat_minor": 0,
- "worksheets": [
- {
- "cells": [
- {
- "cell_type": "heading",
- "level": 1,
- "metadata": {},
- "source": [
- "Chapter 10 - Second law of thermodynamics"
- ]
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 1 - pg 249"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#calculate the Change ine entropy\n",
- "#Initialization of variables\n",
- "import math\n",
- "T2=100+273.2 #K\n",
- "T1=50+273.2 #K\n",
- "n=1 #mol\n",
- "R=1.987 #cal/deg mol\n",
- "#calculations\n",
- "dS=5/2 *n*R*2.303*math.log10(T2/T1)\n",
- "#results\n",
- "print '%s %.3f %s' %(\"Change in entropy =\",dS,\" eu\")\n"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "Change in entropy = 0.572 eu\n"
- ]
- }
- ],
- "prompt_number": 1
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 3 - pg 255"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#calculate the Entropy change\n",
- "#Initialization of variables\n",
- "H=380 #cal\n",
- "T=273.2+32.1 #K\n",
- "#calculations\n",
- "dS=H/T\n",
- "#results\n",
- "print '%s %.2f %s' %(\"Entropy change =\",dS,\" eu\")\n"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "Entropy change = 1.24 eu\n"
- ]
- }
- ],
- "prompt_number": 2
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 5 - pg 257"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#calculate the Work done\n",
- "#Initialization of variables\n",
- "Ha=0\n",
- "Hb=0\n",
- "#calculations\n",
- "H=Ha+Hb\n",
- "q=H\n",
- "U=0\n",
- "w=q-H\n",
- "#results\n",
- "print '%s %d %s' %(\"Work done =\",w,\"J\")\n"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "Work done = 0 J\n"
- ]
- }
- ],
- "prompt_number": 3
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 6 - pg 260"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#calculate the change in entropy\n",
- "#Initialization of variables\n",
- "import math\n",
- "prob=0.001\n",
- "R=1.\n",
- "N=6.023*10**23\n",
- "#calculations\n",
- "dS=1.987*2.303*math.log10(prob) /N\n",
- "#results\n",
- "print '%s %.1e %s' %(\"change in entropy =\",dS,\" eu\")"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "change in entropy = -2.3e-23 eu\n"
- ]
- }
- ],
- "prompt_number": 4
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 7 - pg 263"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#calculate the Change in A \n",
- "#Initialization of variables\n",
- "T=373.2 #K\n",
- "c=1.987 #cal/deg\n",
- "#calculations\n",
- "w=c*T\n",
- "A=-w\n",
- "#results\n",
- "print '%s %d %s' %(\"Change in A =\",A,\"cal\")\n"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "Change in A = -741 cal\n"
- ]
- }
- ],
- "prompt_number": 5
- }
- ],
- "metadata": {}
- }
- ]
-}
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