}ĿijWdȤСMͿ՚ĺMЌ̽
[wӑՓ]
1ӑՓͬWJxˎƷҪֲ՚еɷַwԓx̖________
A. ϞT B. t C.
˳еˎƷC________________
2СMͬWͬOӋDăbãJǣ̖________
˴_ijɹbˎƷ֮ǰԓ__________________________
[ֽM] ӑՓĻAֽMMˌ
[] Y픵£עƿݷe100mL
M e | 1 | 2 | 3 | 4 | 5 | 6 |
M뼯ƿˮwemL | 20 | 21 | 19 | 20 | 22 | 18 |
3ͨ^YĽͬWCsռ՚we____________ͨ^߀Ɣ༯ƿʣw|___________
[չ]
4СMͬWꌍևLԇľ̿όlFˮ]M뼯ƿӑՓͬWһJڼƿע__________Һ____________wҲȡ^õЧ
ĿлW Դ }ͣ
}ĿijWABCDֻСƿзքeļFz^ʳ}ˮļFz^ˮļFzʳ}ˮFzʹFzȫ]ʳ}ˮȻbDʾbÿһΕryˮĸ߶Y±1Д錧ˮĸ߶/cmʾ
1 ͬrgˮĸ߶
rg/Сr | 0 | 0.5 | 1.0 | 1.5 | 2.0 | 2.5 | 3.0 |
AƿʢɼFz | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Bƿʢմʳ}ˮļFz | 0 | 0.4 | 1.2 | 3.4 | 5.6 | 7.6 | 9.8 |
CƿʢմˮļFz | 0 | 0 | 0 | 0.3 | 0.8 | 2.0 | 3.5 |
DƿFzȫ]ʳ}ˮУ | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
1ˮʲô
2FPɴС飨Сƿ̖
3ӰFPУ
4ͨ^оJճБԓαoF偵FƷ
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ĿлW Դ }ͣ
}ĿWУndȤСMͬWyijFƷ(ٶֻ|F͆|̼)F|֔Qȡ10gFƷքeŵͬͬ|ϡַքeõ:
Δ | 1 | 2 | 3 | 4 |
ϡ|/g | 25 | 50 | 75 | 100 |
H2|/g | 0.1 | 0.2 | 0.3 | 0.3 |
(1)ԇӋԓFƷF|֔
(2)Ҫ@NF100 tҪFe2O3 80%ijFVه?
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