Potassium carbonate dihydrate

Potassium carbonate dihydrate
Mineralogical name	Potassium carbonate dihydrate
Chemical name	Potassium carbonate dihydrate
Trivial name
Chemical formula	K2CO3•2H2O
Other forms
Crystal system	monoclinic
Crystal structure
Deliquescence humidity 20°C	43.1% (10°C), 43.2% (20°C), 43.2% (30°C)
Solubility (g/l) at 20°C	1470 g/l
Density (g/cm³)	2.043 g/cm³
Molar volume	76.67 cm³/mol
Molar weight	174.24 g/mol
Transparency
Cleavage
Crystal habit
Twinning
Phase transition
Chemical behavior
Comments
Crystal Optics
Refractive Indices	nx = 1.38 ny = 1.432 nz = 1.573
Birefringence	Δ = 0.193
Optical Orientation	negative
Pleochroism
Dispersion
Used Literature
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A phase is a physically distinctive form of matter and is characterized by having relatively uniform chemical and physical properties.