3

1212

2H2O 2H2+O21236432218=3622=43218g2g16g

36432 36g g g g g 64g728432

[]6g,?X(1) ... .316 (2) (3) ..------ = ------XX = ------------ 32 6g316= 0.6g0.6(6) .2 KMnO4 === K2MnO4 + MnO2 + O2 326gX(4) ......316326g(5) .....

6gg2KMnO4 K2MnO4 + MnO2 + O26gx316326gx3166g32x==0.61g6g0.61g123456x

10XX10t100561018t

2CaCO3CaOCO210t

xy 1x y,x y

15.5, ?():X P + O 2 ====== P 2 O 5

31 14215.5 X 31 15.5------- = ---------142 XX = --------------14215.531= 71:71.

[] (1) .12.25,? (2) .4.8,?(1) []::X2KCIO3======MnO22KCI+3O22459612.25X245-------96=12.25-------XX =965.8--------------245= 2.3 :5.8 2.3.. ..... .......149 Y245 12.25------- = ----------149 YY = --------------- 24514912.25= 7.45 7.45.Y....

X2KCIO3======MnO22KCI+3O2245964.8X245X4.896=--------------X = --------------4.824596= 12.25:12.25.(2) .4.8,?

,100kg100Kg800

(1) ....(2) .... (3) (4) ......(6) ....(5)..

:

6g 6gx 6g0.6g

6g0.6g 6gx[]

1 Amgmg BCD10g70g80g2 ABCD3X C6H12OX+6O2=6CO2+6H2O A3 B6 C9 D12CBB

42C2H5SH+9O2===4CO2+2X+6H2OX AH2SO4 BSO3 C SO2 DCO25CuO+H2====Cu+H2O ACuOH2 CuH2O B1CuO 1H211 CCuOH2CuH2O401329 DCuOH2CuH2O11116X+Y====M+N40gX1gY9gNM A41g B32g C39g D10g

CBB

1Fe+ Cl2 FeCl3 2 C2H4+O2 CO2+H2OFe2O3+CO Fe+CO2NH3+Cl2 N2+NH4ClAl+ Fe3O4 Fe+Al2O3H2+N2 NH3CH4+O2 CO2+ H2O8CaCO3+HCl CaCl2+H2O+CO2

710g,,3.2g,84A+3B==2C,2.7gA 5.1 gC.B32,C 34 68 102 20468

:P102 T26