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Sodium nitrate
Sodium nitrate
Other names
; nitrate of soda; Chile saltpeter; saltpeter; soda niter;
Identifiers
[7631-99-4]
Properties
NaNO3
84.9947 g/mol
Appearance
White powder or colorless crystals
2.26 g/cm3, solid
307 °C
653 °C (decomposes)
in
87.4 g/100 mL water
Thermochemistry
fHo298
-468 kJ/mol
So298
117 J/mol.K