Dissolution and Solubility of the (Ba_𝑥Sr_1−𝑥)HAsO₄·H₂O Solid Solution in Aqueous Solution at 25°C and pH 2

Table 1

Summary of synthesis and composition of the (Ba_𝑥Sr_1−𝑥)HAsO₄·H₂O solid solution.

Volumes of the precursors (mL)			Solid solution
Ba(ClO4)2	Sr(ClO4)2	Na3AsO4	Molecular formula	𝑋Ba
0.5 mol/L	0.5 mol/L	0.5 mol/L
0	100	100	SrHAsO4·H2O	0.00
20	80	100	(Ba0.21Sr0.79)HAsO4·H2O	0.21
40	60	100	(Ba0.42Sr0.58)HAsO4·H2O	0.42
60	40	100	(Ba0.61Sr0.39)HAsO4·H2O	0.61
80	20	100	(Ba0.82Sr0.18)HAsO4·H2O	0.82
100	0	100	BaHAsO4·H2O	1.00