nBa(OH)2= 0,8 mol
nBaCO3=\(\frac{8,865}{197}\) = 0,045 mol
PTHH:
CO2+ Ba(OH)2→ BaCO3↓+ H2O
0,8____0,8__________0,8________(mol)
CO2+ BaCO3+ H2O→ Ba(HCO3)2
0,045___0,045____________0,045___(mol)
2NaOH+ Ba(HCO3)2→ Na2CO3+ BaCO3+ 2H2O
_________0,045 _________________0,045___________(mol)
m= (0,8- 0,045).197=148,735 g
V= (0,8+ 0,045).22,4=18,928 (l)