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}ĿijУWdȤСMССλͬW֪RڷڌҵNa OHҺadȤքeMЌ̽

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СNa OHҺ׃|СNa OHҺȫ׃|

ССJNa OHҺһ׃|ɣûWʽʾ______

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ȡһNa OHҺƷԇμBaCl2Һ

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1Na OHҺлNa2CO3s|m______|ĻWʽ

2ССͨ^̽ƳұBaOH2Һķԓ______

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ȡһNa OHҺƷԇμBaCl2Һ

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}ĿijͬW˜yNaClMgCl2wMgCl2|֔MŒ򞣺80gwˮҺƽֳķքeͬ|֔NaOHҺ@팍򞔵

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2ԭwеMgCl2|֔Ƕ_____(Ҫ󌑳Ӌ^)

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}Ŀ֪RWjԎ҂֪Rgă“ϵD}cͬe|֮g֪RWj

1DM______|

2һNc}ᷴɜ\GɫҺĻWʽ________________________

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4}FPҪɷFe2O3ĻWʽ________________________

5һN}c}ᷴɰɫĻWʽ________________________

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}Ŀe`cxܮaĺһµǣ

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B. pHԇȾyҺ

C. lʳ}ˮҺw

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}ĿDbãشP}

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3Gbòſշռ⑪______M.xbc

4ȡ̼ĻWʽ__________xõİlb___ ԓbcһxõbȣҪc__________

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}ĿٲcaP

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3ijWdȤСMͬWĺAl2SO43CuSO4ďUҺлս~OӋŒ򞣺

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}Ŀ|]ȵһl³ַ,ǰ||±ʾ:

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O2

CO2

H2O

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80

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32

46

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}Ŀһ]мҡķN|һl´ijy÷ǰ||±ԓ_ǣ

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ǰ|/g

20

2

8

6

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y

28

2

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B.һԓĴ߻

C.м׺ͱ|Ȟ17

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}ĿˆDnjҳõČbش}

(1)bBˮռ,_____(xab)

(2)bCDԵóȼȼėl__________________

(3)ijͬWBA. E.FMЌAˎƷͬFˎƷͬ

rEϞTϨFҺ׃tEЬFfAЮaĚwе|_______________________

rEϞTȼFҺ׃ᣬtAзĻWʽ______________________.

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