Merge pull request #1 from debashisdeb/master

removing problem statements from all the chapters to avoid copyright violations

1 files changed, 5 insertions, 15 deletions

diff --git a/Basic_Principles_And_Calculations_In_Chemical_Engineering/ch25.ipynb b/Basic_Principles_And_Calculations_In_Chemical_Engineering/ch25.ipynb
index 66cbaa91..8e33f5fb 100644
--- a/Basic_Principles_And_Calculations_In_Chemical_Engineering/ch25.ipynb
+++ b/Basic_Principles_And_Calculations_In_Chemical_Engineering/ch25.ipynb
@@ -1,6 +1,7 @@
 {
  "metadata": {
-  "name": ""
+  "name": "",
+  "signature": "sha256:da2384fa5db2cbd49ec84301569b45dd22f0d12dd2e12e0fa83528eb61b2d43b"
  },
  "nbformat": 3,
  "nbformat_minor": 0,
@@ -27,7 +28,6 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "# Determination of a heat of formation from heat transfer measurements\n",
       "\n",
       "# Variables\n",
       "Qa = -393.51 ;\t\t\t# Heat of reaction of reaction (a) - [kJ/g mol C] \n",
@@ -66,7 +66,6 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "# Retrival of heats of formation from reference data.\n",
       "\n",
       "# Variables\n",
       "H_H2 = 0 ;\t\t\t# Standard heat of formation of H2 -[kJ/ g mol H2]\n",
@@ -104,7 +103,7 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "# Calculation of the standard heat of reaction from the standard heats of formation.\n",
+      "\n",
       "\n",
       "# Variables\n",
       "H_fNH3 = -46.191 ;\t\t\t# Standard heat of formation of NH3 -[kJ/ g mol]\n",
@@ -143,7 +142,6 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "# calculation of the heat of reaction at a temparature different from the standard conditions.\n",
       "\n",
       "# Variables\n",
       "P1 = 1. ;\t\t\t# Initial pressure - [atm]\n",
@@ -201,7 +199,6 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "# Calculation of the Heat Transfer using Heat of Reaction in a Process in\n",
       "\n",
       "# Variables\n",
       "m_CO2 = 1. ;\t\t\t# Moles of CO2 - [ g mol]\n",
@@ -272,7 +269,6 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "# Calculation of the enthalpy change  in anerobic culture.\n",
       "\n",
       "# Variables\n",
       "H_EtOH =-1330.51  ;\t\t\t# Change in enthalpy of ethanol -[kJ/g mol]\n",
@@ -321,7 +317,6 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "# Green Chemistry Examining Alternate Processes\n",
       "\n",
       "\n",
       "# Solution \n",
@@ -384,10 +379,7 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "# Calculation of the Heat of Reaction at a Tempera-\n",
       "\n",
-      "#ture different from the Standard Conditions with Heat of Formation Merged\n",
-      "#with Sensible Heat\n",
       "# Variables\n",
       "P1 = 1. ;\t\t\t# Initial pressure - [atm]\n",
       "P2 = 1. ;\t\t\t# Final pressure - [atm]\n",
@@ -442,7 +434,7 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "# Calculation of the Heat Transfer when Reactants enter and Products leave at Different Temperatures\n",
+      "\n",
       "\n",
       "# Solution \n",
       "\n",
@@ -498,7 +490,7 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "# Heating Value of Coal\n",
+      "\n",
       "\n",
       "# Solution \n",
       "\n",
@@ -548,9 +540,7 @@
      "cell_type": "code",
      "collapsed": false,
      "input": [
-      "# Selecting a Fuel to reduce SO2 emissions\n",
       "\n",
-      "# Solution \n",
       "\n",
       "# Variables\n",
       "H_req = 10**6 ;\t\t\t# Heat requirement - [Btu]\n",