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-JYECD

23-2024_()

(14,3,42)(1014,

,)

1.(3)()

A,,B.

C,

(3)NaCOsNaHCD,()

NaCDyNaHCD3,NasCDNaHCD3

O,

HC,

O

Na

C

:Na,

Q,NaCDyNaHCDy,2:1

.NeaCO3NaHCO,,

eo.(8)()

AL,C.

4.(3),+0=0()

A,2NaOH+H,SO,=Na,SO,+2H,0Ba(OH),+2HCl=BaCl,+2H,0GKOH+HC=KCl+H,0

Cu(OH)+2HNO,=Ou(NO;))+2H,O

(3)W,()

,22.4,W4

,22.4L2N4

lmolNaOH,2N4

Q.Umo

l

C

)H

3

+

(

10Ny

(3)()

.Na+O=MNa++0H+T

.ChFeBmCl+2Br=2CL+B

,FyAlHOt)RRZ2F)+2H,O=4H*+4F-+0)1

ROo.DENaOHRMNACalHCO;),8HeepOH+HCO;+Ca*=H,0+CaC0,|

-13

-JYECD

7.(3)NaOH500m7lmo/NaOH,:@@@

@@@,()

A,@@?@@@@C,G8GGD.?@?

8.(3)MgChKCL,504,K+CL1.5mol,M92+0.5mol,5042(

)

A.0.1mol,0.5molC0.15mol0.25mol

9.(3),2FeCf+Cu=2FeCt+CuC

,,()

A.