Boric acid (data page)

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This page provides supplementary chemical data on boric acid.

Thermodynamic properties

Phase behavior
Triple point ? K (? °C), ? Pa
Critical point ? K (? °C), ? Pa
Std enthalpy change
of fusion
, ΔfusHo 		? kJ/mol
Std entropy change
of fusion
, ΔfusSo 		? J/(mol·K)
Std enthalpy change
of vaporization
, ΔvapHo 		? kJ/mol
Std entropy change
of vaporization
, ΔvapSo 		? J/(mol·K)
Solid properties
Std enthalpy change
of formation
, ΔfHosolid 		−1093.99 kJ/mol
Standard molar entropy,
Sosolid 		88.7 J/(mol K)
Heat capacity, cp ? J/(mol K)
Liquid properties
Std enthalpy change
of formation
, ΔfHoliquid 		? kJ/mol
Standard molar entropy,
Soliquid 		? J/(mol K)
Heat capacity, cp ? J/(mol K)
Gas properties
Std enthalpy change
of formation
, ΔfHogas 		−992.28 kJ/mol
Standard molar entropy,
Sogas 		295.23 J/(mol K)
Heat capacity, cp ? J/(mol K)

Spectral data

UV-Vis
Lambda-max
 ? nm
Extinction coefficient
 ?
IR
Major absorption bands ? cm−1
NMR
Proton NMR
Carbon-13 NMR
Other NMR data
MS
Masses of
main fragments

Structure and properties data

Structure and properties
Index of refraction
 ?
Dielectric constant
 ? C2/(N·m2) at ? °C
Bond strength
 ?
Bond length ? 120OC
Bond angle
 ?
Magnetic susceptibility ?

Material Safety Data Sheet

The handling of this chemical may incur notable safety precautions. It is highly recommend that you seek the Material Safety Datasheet (

MSDS
) for this chemical from a reliable source and follow its directions.

References

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