[Hóa 10] Điều chế lưu huỳnh

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pl09

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phankyanhls2000

nNaCl=0,6(mol)

nH2=0,75(mol)

\Rightarrow NaCl pu hết

nNaOH=0,6(mol)

mNaOH=0,6.40=24(g)

Theo ĐLBTKL:

mdd spu=35,1+244,9-0,3.(35,5+2)-0,45.(16+2)=260,95(g)

C%NaOH=24:260,95.100%=9,2%
 
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