initial commit / add all books

6 files changed, 123 insertions, 0 deletions

diff --git a/1442/CH17/EX17.1/17_1.sce b/1442/CH17/EX17.1/17_1.sce
new file mode 100755
index 000000000..b3b8442c5
--- /dev/null
+++ b/1442/CH17/EX17.1/17_1.sce
@@ -0,0 +1,21 @@
+clc

+//initialisation of variables

+Pa= 40 //kPa

+Pb= 50 //kPa

+na= 2 //moles

+nb= 6 //moles

+//CALCULATIONS

+a= Pb/Pa

+xa= na/(na+nb)

+xb= 1-xa

+p= xa*Pa+xb*Pb

+y= xa*Pa/p

+ya= 1-y

+Xa= a*xa/(1+(a-1)*xa)

+Xb= 1-Xa

+//RESULTS

+printf (' Total pressure= %.1f kPa',p)

+printf (' \n composition of vapour phase= %.4f ',y)

+printf (' \n composition of vapour phase= %.4f ',ya)

+printf (' \n composition of last drop of liquid= %.4f ',Xa)

+printf (' \n composition of last drop of liquid= %.4f ',Xb)

diff --git a/1442/CH17/EX17.2/17_2.sce b/1442/CH17/EX17.2/17_2.sce
new file mode 100755
index 000000000..da2e3c829
--- /dev/null
+++ b/1442/CH17/EX17.2/17_2.sce
@@ -0,0 +1,39 @@
+clc

+//initialisation of variables

+T= 290 //K

+xa= 0.4

+xb= 0.6

+P= 600 //kPa

+V= 60 //L

+R= 8.314 //J/mol K

+Mp= 44 //kg/kmol

+Mb= 58.12 //kg/kmol

+vp= 0.00171 //m^3/kg

+vb= 0.00166 //m^3/kg

+na= 0.1 //kmol

+nb= 0.15 //kmol

+V1= 0.04000 //m^3

+xa= 0.4 

+np= 2

+Vc= 0.1 //m^3

+//CALCULATIONS

+Pasat= %e^(14.435-(2255/T))

+Pbsat= %e^(14.795-(2770/T))

+P1= xa*Pasat+xb*Pbsat

+Na1= P*V/(100*R*T)

+Vp= vp*Mp

+Vb= vb*Mb

+V= na*Vp+nb*Vb

+Vv= V1-V

+nv= P1*Vv/(R*T)

+ya= xa*Pasat/P

+yb=1-ya

+Na= na+ya*nv

+Nb= nb+yb*nv

+//RESULTS

+printf (' initial pressure= %.2f kPa',P1)

+printf (' \n moles of propane= %.5f kmol',Na1)

+printf (' \n initial mole of propane= %.5f kmol',Na)

+printf (' \n initial mole of butane= %.5f kmol',Nb)

+printf (' \n numbar of phases= %.f ',np)

+printf (' \n volume in final state= %.1f m^3',Vc)

diff --git a/1442/CH17/EX17.3/17_3.sce b/1442/CH17/EX17.3/17_3.sce
new file mode 100755
index 000000000..c37af4af7
--- /dev/null
+++ b/1442/CH17/EX17.3/17_3.sce
@@ -0,0 +1,11 @@
+clc

+//initialisation of variables

+p0= 10 //Mpa

+R= 8.314 //J/mol K

+T= 30 //C

+va= 0.02 //m^3/kmol

+xa= 0.98

+//CALCULATIONS

+p= p0+(R*(273.15+T)*log(xa)/(va*1000))

+//RESULTS

+printf (' Pressure of the phase of pure A= %.2f Mpa',p)

diff --git a/1442/CH17/EX17.4/17_4.sce b/1442/CH17/EX17.4/17_4.sce
new file mode 100755
index 000000000..b75c82c01
--- /dev/null
+++ b/1442/CH17/EX17.4/17_4.sce
@@ -0,0 +1,14 @@
+clc

+//initialisation of variables

+hfg= 2257.0 //kJ/kg

+Tb= 100 //C

+R= 8.314 //J/mol K

+m2= 10 //gms

+M2= 58.5 //gms

+m1= 90 //gms

+M1= 18 //gms

+//CALCULATIONS

+x2= (m2/M2)/((m2/M2)+(m1/M1))

+dT= R*(273.15+Tb)^2*x2/(M1*hfg)

+//RESULTS

+printf (' Boiling point elevation= %.3f C',dT)

diff --git a/1442/CH17/EX17.5/17_5.sce b/1442/CH17/EX17.5/17_5.sce
new file mode 100755
index 000000000..53e2996df
--- /dev/null
+++ b/1442/CH17/EX17.5/17_5.sce
@@ -0,0 +1,21 @@
+clc

+//initialisation of variables

+M1= 18.02 //gms

+m1= 0.965 //gms

+m2= 0.035 //gms

+M2= 58.5 //gms

+R= 8.314 //J/mol K

+M= 18.02 //kg

+T= 20 //C

+vf= 0.001002 //m^3

+x21= 0.021856 //m^3

+//CALCULATIONS

+n1= m1/M1

+n2= m2/M2

+x1= n1/(n1+n2)

+x2= n2/(n2+n1)

+P= R*(273.15+T)*x2/(M*vf)

+P1=  R*(273.15+T)*x21/(M*vf)

+//RESULTS

+printf (' Osmotic pressure= %.1f kpa',P)

+printf (' \n Osmotic pressure= %.1f kpa',P1)

diff --git a/1442/CH17/EX17.6/17_6.sce b/1442/CH17/EX17.6/17_6.sce
new file mode 100755
index 000000000..4efeb002a
--- /dev/null
+++ b/1442/CH17/EX17.6/17_6.sce
@@ -0,0 +1,17 @@
+clc

+//initialisation of variables

+W= 0

+Q= 0

+R= 8.314 //J/mol K

+T0= 300 //K

+x= 5/13

+n1= 0.5 //kmol/s

+n2= 0.8 //kmol/s

+//CALCULATIONS

+W1= (n1+n2)*R*T0*(x*log(1/x)+(1-x)*log(1/(1-x)))

+I= W1

+//RESULTS

+printf (' useful work of the process= %.f kW',W) 

+printf (' \n heat interaction= %.f kW',Q) 

+printf (' \n maximum work= %.1f kW',W1) 

+printf (' \n irreversibility= %.1f kW',I)