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{
"metadata": {
"name": "",
"signature": "sha256:63ceed8607dc113635851a8fc16e00b5a679fa077f828a47388aa54622bce4ae"
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"nbformat": 3,
"nbformat_minor": 0,
"worksheets": [
{
"cells": [
{
"cell_type": "heading",
"level": 1,
"metadata": {},
"source": [
"Chapter 18 - Catalysis"
]
},
{
"cell_type": "heading",
"level": 2,
"metadata": {},
"source": [
"Example 1 - pg 472"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"#calculate the Volume \n",
"#Initialization of variables\n",
"V1=0.284 #cm^3 /g\n",
"V2=1.43 #cm^3 /g\n",
"P1=142.4 #mm\n",
"P2=760. #mm\n",
"#calculations\n",
"z=(1/V1 - 1/V2)/(1/P1 - 1/P2)\n",
"invVm=1/V2 - z/P2\n",
"Vm=1/invVm\n",
"#results\n",
"print '%s %.1f %s' %(\"Volume =\",Vm,\"cm^3/g\")\n",
"print 'The answer in the textbook is a bit different due to rounding off error.'\n"
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
"Volume = 20.5 cm^3/g\n",
"The answer in the textbook is a bit different due to rounding off error.\n"
]
}
],
"prompt_number": 1
},
{
"cell_type": "heading",
"level": 2,
"metadata": {},
"source": [
"Example 2 - pg 477"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"#calculate the total area\n",
"#Initialization of variables\n",
"Vm=2.86 #cc/g\n",
"P=1 #atm\n",
"R=82.06 #cm^3 atm/deg mol\n",
"T=273.2 #deg\n",
"N=6.023*10**23\n",
"sigma=16.2*10**-16 #cm^2 /molecule\n",
"#calculations\n",
"n=P*Vm/(R*T)\n",
"A=N*n*sigma\n",
"#results\n",
"print '%s %.2e %s' %(\"total area =\",A,\" cm^2 (g catalyst)^-1\")\n"
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
"total area = 1.24e+05 cm^2 (g catalyst)^-1\n"
]
}
],
"prompt_number": 2
}
],
"metadata": {}
}
]
}
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