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Ag2so4+na2s2o3. Ag2o+h2. AG nano3. Nano3+h2o2.
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Ore dake level up na
Na fe 3
Na k mg
Na co 2
Na k ca
Na ag
Bitch na
Sakis rouvas na
Na 1 o 2
Схема реакции na
Ag2so4+na2s2o3. Ag2o+h2. AG nano3. Nano3+h2o2. 