}Ŀб(𰸺ͽ)
һx
1
2
3
4
5
6
7
8
9
10
11
12
B
B
C
B
C
C
C
D
D
A
D
B
13С Ƽm|(zh)(ػl(f)܄w)
14(1)
15BCA(BCABCA) 65BCA(BCABCA)
16ضwܽȽͣʹˮܽpm(dng)ˮĜضȣͨ՚ˮܽij̶
17(1)10(2)ܽȣҵܽ(3)܄(ˮ)(4)ؽY(ji)(sҺ)(ÿ1)
(jin)
19ʯˮؕr(sh)(hu)йwʯˮͨһCO2,(hu)аɫF(xin) ԭʯˮأCa(OH)2ܽSضȵ߶pСԕ(hu)йwʯˮͨCO2(hu)гF(xin)CaOH2+CO2=CaCO3+H2O
20?yn)ȻcҺܽȻcwܽȻ}ȻVs|(zh),ʿԾʳ}
(sh)(yn)c̽
211 ٹwܽ 2 ݡ٣3
22. 1C 2C 3t3 4A=BC
23. B
Ӌ(j)
24. 80% 10%
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