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![Page 1: 286242 file](https://reader035.fdocuments.us/reader035/viewer/2022062313/55833148d8b42a7d1d8b4be1/html5/thumbnails/1.jpg)
Na2SO4 Ba(OH)2SO42- OH- OH-
Na+ Na+ Ba2+ BaSO4
NaOHNaOH
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Na+ Na+
Na+
Na+
Na+
Na+
Na+Na+
SO42-
SO42-
SO42-
SO42-
OH-
OH-
OH-
OH-
OH-
OH-
OH-
OH-
Ba2+
Ba2+
Ba2+
Ba2+NaOH
Na2SO4
Ba(OH)2BaSO4↓BaSO4↓
Na2SO4
Ba(OH)2 BaSO4↓BaSO4 ↓
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Mg Mg Mg MgMg Mg Mg MgMg Mg Mg MgMgMg Mg Mg MgMg Mg Mg MgMg Mg Mg MgMgMg Mg Mg MgMg Mg Mg MgMg Mg Mg MgMgMg Mg Mg MgMg Mg Mg MgMg Mg Mg MgMgMg Mg Mg MgMg Mg Mg MgMg Mg Mg MgMgMg Mg Mg MgMg Mg Mg MgMg Mg Mg MgMgMg Mg Mg MgMg Mg Mg MgMg Mg Mg MgMgMg Mg Mg MgMg Mg Mg MgMg Mg Mg MgMg. . . . . . . . . . . . . . . . . . . . . . . . . .
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H+
H+
H+H+H+
H+
Cl-Cl-
Cl-
Cl-
Cl-
Cl-
2+
H2↑2+ 2+
H2↑ H2↑