Heat Capacity and Thermodynamic Properties of Cesium Pentaborate Tetrahydrate

Table 2

Chemical analytical results of β-CsB₅O₈·4H₂O in mass fraction^a.

CsB5O8·4H2O	Cs2O	B2O3	H2O	n (Cs2O : B2O3 : H2O)
Experimental	0.3663	0.4474	0.1863	1.00 : 4.94 : 7.96
Theoretical	0.3641	0.4497	0.1862	1.00 : 5.00 : 8.00
Relative error (%)	0.60	0.50	0.05	—

^aStandard uncertainties u are u(Cs₂O) = 0.0053, u(B₂O₃) = 0.0005, and u(H₂O) = 0.0055 in mass fraction.