210 MUNROE-HOWELL— PRODUCTS OF DETONATION OF TNT. 



Gas Analyses. 



Calculations. 



N in explosive, 150 X .1814 27.210 grams 



N in residual air 911 grams 



N in No. 8 electric detonator 158 grams 



Total N put in gage 28.279 grams 



N found in gases : Obs. pres. 10.83 kg. per sq. cm 7,97i mm- 



Barometer 738 mm. 



Abs. pres. in gage 8,709 mm. 



8709 X .01838 = 160.07 liters of gas. 



160.07 X 14.4 X 1.2542 = 28.910 grams N in gas. 



N put in gage . 

 N found in gas 

 Difference 



28.279 grams 

 28.910 grams 



-f.631 grams 



Test No. 



M — 2354 



P— i84o' 

 Weight of charge of 200 grams. 

 Temperature of gage before shot 2y° C. 

 Temperature of gage after shot 28° C. 

 Barometer 726 mm. 

 Observed gage pressure 13.79 ^S- P^r sq. cm. 



Gas Analyses. 



