//Chapter 2 Gases clc; clear; //Initialisation of Variables P= 23.8 //mm V= 0.5 //lit R= 0.0821 //lit atm mole^-1 T= 25 //C //CALCULATIONS P1= 760-P n= P1*V/(760*R*(273+T)) V1= V*1000*P1*273/(760*(T+273)) //RESULTS mprintf("Volume of oxygen =%.f ml",V1)