Fuels and Combustion
In general, the limit of inflammability/explosion limit of fuel gases is widened by the
increase in gas pressure.
increase in temperature (i.e. preheating).
use of pure oxygen for combustion instead of air.
all (a), (b) & (c).
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Phosphoric acid is produced in wet process from phosphate rock and
The fugacity of liquid water at 298 K is approximately 3171 Pa. Considering the ideal heat of vaporisation as 43723 J/gm mole, its fugacity at 300 K would be
Sodium tri poly phosphate (STPP) is manufactured by reaction of phosphoric acid with sodium