Research Article

Heat Capacity and Thermodynamic Property of Cesium Tetraborate Pentahydrate

Table 2

Molar heat capacity of Cs2O·2B2O3·5H2O (molecular mass (M) = 511.127 g·mol−1).

T/Ka J·mol−1·K−1T/K J·mol−1·K−1T/K J·mol−1·K−1

303.33570.00319.35581.92335.24617.95
304.18570.56320.20583.56336.2621.95
305.19570.62321.23585.56337.8624.74
306.28571.10322.32586.09338.35627.63
307.37571.23323.15587.36339.35629.92
308.49571.49324.24589.06340.31631.70
309.34572.79325.24591.47341.42635.84
310.26572.65326.19593.77342.4637.49
311.19572.73327.20596.56343.23640.9
312.29573.54328.28599.75344.32644.88
313.18574.82329.19602.72345.58652.60
314.19575.47330.27605.53346.27656.45
315.26576.57331.18607.64347.28662.18
316.32577.17332.19611.02348.55669.30
317.29578.53333.17612.41
318.36579.41334.33614.99

aUncertainty of temperature u(T) = 0.01 K and the molar heat capacity uncertainty u() = 0.05 J·mol−1·K−1.