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A.A | B.B | C.C | D.D |
A.得0.20molNaCl和0.08molNaHCO3 |
B.剩0.04molNa2CO3,得0.20molNaCl |
C.剩0.06molHCl,得0.14molNaCl和0.14molNaHCO3 |
D.得0.06molNaCl和0.08molNaHCO3 |
A.CH3COOH+Na2CO3;CH3COOH+NaHCO3 |
B.KOH+CH3COONH4;Ba(OH)2+NH4Cl |
C.AgNO3+HCl;AgNO3+BaCl2 |
D.BaCl2和 Na2SO4;Ba(OH)2+(NH4)2SO4 |
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