initial commit / add all books

3 files changed, 52 insertions, 0 deletions

diff --git a/2837/CH15/EX15.1/Ex15_1.sce b/2837/CH15/EX15.1/Ex15_1.sce
new file mode 100755
index 000000000..0acaf70fd
--- /dev/null
+++ b/2837/CH15/EX15.1/Ex15_1.sce
@@ -0,0 +1,13 @@
+clc

+clear

+//Initalization of variables

+kp=10^(1.45)

+//calculations

+x=poly(0,"x")

+s=(1-x)^2 *(2+x) -kp^2 *x^(3)

+vec=roots(s)

+X=vec(3)

+xper=X*100

+//results

+printf("Amount of dissociaton = %.1f percent",xper)

+printf("\n Of each original mole of CO2, there will be %.3f mole of CO , %.3f mol of Oxygen and %.3f mol of CO2",X,X/2,(1-X))

diff --git a/2837/CH15/EX15.2/Ex15_2.sce b/2837/CH15/EX15.2/Ex15_2.sce
new file mode 100755
index 000000000..7b1e85836
--- /dev/null
+++ b/2837/CH15/EX15.2/Ex15_2.sce
@@ -0,0 +1,18 @@
+clc

+clear

+//Initalization of variables

+U=121200 //Btu/mol

+Uco2=51635 //Btu/mol

+Un2=27589 //Btu/mol

+Uco22=57875 //Btu/mol

+Un22=21036 //Btu/mol

+T1=5000 //R

+T2=5500 //R

+//calculations

+Ut1=Uco2+1.88*Un2

+Ut2=Uco22 + 1.88*Un22

+disp("By extrapolation,")

+Tx=5710 //R

+//results

+printf("Max. Temperature reached = %d R",Tx)

+disp("The calculation for Ut2 is wrong in textbook. Please use a calculator.")

diff --git a/2837/CH15/EX15.3/Ex15_3.sce b/2837/CH15/EX15.3/Ex15_3.sce
new file mode 100755
index 000000000..70edb9f94
--- /dev/null
+++ b/2837/CH15/EX15.3/Ex15_3.sce
@@ -0,0 +1,21 @@
+clc

+clear

+//Initalization of variables

+disp("By trial and error,")

+X=0.201

+X1=0.2

+R=59.3 //universal gas constant

+T=5000 //R

+U=121200 //Btu/mol

+Uco2=51635 //Btu/mol

+Un2=27907 //Btu/mol

+U3=29616 //Btu/mol

+U4=27589 //Btu/mol

+//calculations

+kp1=R*(1-X1)/X1^1.5 /T^0.5

+kp2=R*(1-X)/X^1.5 /T^0.5

+q=(1-X)*Uco2 + X*Un2+ X/2 *U3 +1.88*U4 + X*U

+disp("Interpolating between T=4500 R and T=5000 R, we get")

+T2=4907 //R

+//results

+printf("Max. obtainable temperature = %d R",T2)