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Who has the answer to the synchronous strategy of the new curriculum standard in senior high school ~
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CADBD ACDCC

1 1、3,C:H:O = 12:22: 1 1、45

12, electron, proton, neutron

13, equal to112, nucleus, relative atomic mass.

14, 4CO2, 3K, H2, hydrogen, 3OH-, Fe2+, n

15、

( 1)①②

(2)①

(3) ②

(4)⑥

(5) ①

(6)③④

(7) ⑥

(8) ①②⑤

16、64, 93

17、25, 55

18, H2O, carbon monoxide, carbon dioxide

19, 1, red phosphorus, graphite is C, and diamond is C.

20, 3, 13, lost, Yang

2 1、A、D、AD、BCD、D

22、60,C:H:N=6:2:7,40%

23 、( 1)C:H:O=6: 1:4

(2) 1.3g

1.30

1, atomic species, atomic number and atomic mass have not changed.

2、① ③ ⑥ ⑦ ⑧

3, objective facts, conservation of quality

Bucket type charge coupling device

light

4P+5O2===========2P2O5

light

3Fe+2O2====Fe3O4

light

2CO+O2====2CO2

Calcium oxide +H2O = calcium hydroxide

manganese dioxide

2H2O 2 = = = = = = = = 2H2O+O2↓

2KMnO4===K2MnO4+MnO2+O2↑

high-temperature

CaCO3 = = = = = = CaO+CO2↑

Zinc+sulfuric acid = = zinc sulfate +H2

2Al+3H2SO4==3H2↑+Al2(SO4)3

high-temperature

C+2CuO====2Cu+ CO2↑

Fe+cuso 4 = = = = = feso 4+Cu

Copper+copper nitrate = = 2Ag+ copper nitrate

Fe+2AgNO3==2Ag+Fe(NO3)2

Sodium hydroxide+hydrochloric acid = H2O+ sodium chloride

Fe2O3+3H2SO4===3H2O+Fe2(SO4)3

CaCO3+2HCl==CaCl2+H2O+CO2

Calcium hydroxide+sodium carbonate = = calcium carbonate ↓+sodium hydroxide

CO+CuO==Cu+CO2

high-temperature

2Fe2O3+3C====3CO2↑+4Fe

light

CH4+3O2==== CO2+2H2O

light

C2H5OH+3O2==== 2CO2+3H2O

2NaOH+CO2==== Na2CO3+ H2O

Calcium hydroxide+carbon dioxide = = calcium carbonate ↓+ H2O

2NaOH+SO2== Na2SO3+ H2O

catalyst

2NO+2CO===N2+2CO2

light

c 2 1H30O+28o 2 = = = 2 1co 2+ 15H2O

Decomposition of Cu2 (OH) 2co3 = = 2cuo+H2O+CO2 =

8, 7.35 kg