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//Calculate the mass of Carbon di Oxide in gramm that collides every second with leaf
//Example 3.4
clc;
clear;
P=(0.033*101325*1)/(100*1); //Partial pressure of the gas in Pa
M=44.01*1.661*10^-27; //Molecular mass of CO2 in kg
R=8.314; //Gas constant in J K^-1 mol^-1
NA=6.023*10^23; // Avagadro number mol^-1
Kb=R/NA; //Boltzman's constant in J K^-1
T=298; //Tepmerature in K
ZA=P/(2*%pi*M*Kb*T)^0.5;
A=0.020; //Area of leaf in m^2
Noc=ZA*A; //Number of CO2 molecule colliding with the leaf in s^-1
Moc=Noc*7.31*10^-23; //Mass of CO2 that colliding with leaf in g s^-1
printf("Mass of Carbon di Oxide that collide = %.1f g s^-1",Moc);
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