Materials and Construction
Nickel as a material of construction
is used as an alloying element for both ferrous & non-ferrous alloys.
is paramagnetic below 415° C (its Curie temperature).
has a body centred cubic (bcc) crystal lattice structure.
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Sodium tri poly phosphate (STPP) is manufactured by reaction of phosphoric acid with sodium
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