我想問硝酸鈉既化學方程式係咩??

你問化學式啩？係NaNO3


硝酸鈉（NaNO3）為鹽的一種，分子量85，熔點攝氏307度，沸點380度，多用作炸藥主要成分。世上最大的硝酸鈉礦位於智利阿塔卡馬沙漠。





Sodium nitrate








IUPAC name
Sodium nitrate

Other names
caliche; nitrate of soda; Chile saltpeter; saltpeter; soda niter; nitratine

Identifiers

CAS number
7631-99-4

Properties

Molecular formula
NaNO3

Molar mass
84.9947 g/mol

Appearance
White powder or colorless crystals

Density
2.26 g/cm3, solid

Melting point

307 °C


Boiling point

653 °C (decomposes)


Solubility in water
87.4 g/100 mL water

Thermochemistry

Std enthalpy of
formation ΔfHo298
-468 kJ/mol

Standard molar
entropy So298
117 J/mol.K

Hazards

NFPA 704





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OX

NaNO3