I've made this one program as shown below. This is originally from GW basic, i modified abit for the reason where i can match any gases i want as shown in line 508
1 CLEAR
2 CLS
10 REM INERT GAS RECHARGE TEMPERATURE CALCULATION PROGRAM
15 REM QBASIC
40 V = 1
60 DIM G(6, 600), T(6, 600)...