. 1 700 1 1
. NH3CO2H2O===NH4HCO3NH4HCO3NaCl===NaHCO3 NH4Cl
(1) __ __( )
__78%__
(2) __ __
(3) __CaCO
3=====
CaOCO
2__ __
__
(4) __NH
3__(NH3 CO2)
__
__
(5) __CO2__( )
3
( )
(1) __2KOHH2SO
4===K
2SO
42H2O__
(2) __ __( )
(3) __CaCl2Na2CO
3===2NaClCaCO
3( )__
__ ( )__
(4) __ ( )__(
), 4
(2018 ) pH11
(D)
AHCl NaCl ZnSO4
BMgCl2NaNO
3KOH
CNa2CO
3BaCl2 CuSO
4
DKCl NaCl NaNO
3
(B)
AHCl CuSO
4KNO
3Na2SO
4
BFeCl2NaCl HCl NaOH
CCaCl2K2CO
3HCl (NH4)2CO
3
DNaNO3Na2SO4HCl H2SO4
HCl H
2SO
4
BaCl2 Na
2CO
3
BaCO
3BaSO
4
(1) __Na2CO3__( )
(2) __H2SO
4BaCl2===2HClBaSO
4__
(3) __2HClNa2CO3===2NaClH2OCO2__ __ __
( )
(2018 ) (C)
A CO2CO NaOH
B Mg(OH)2CuCl2NaCl NaOH
