Kimyo xonasida rioya qilinishi lozim bo'lgan mehnat xavfsizligi qoidalari

Ь)K2СОз+2НСl=>______________________________________________________
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d)CaCO3+2HCl>_______________________________________________________ ______________________________________________________________________________________________________________
CaCl2+2AgNO3=>________________________________________________________________________________________
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_________________________________________________________________________________________________________________Kalsiy_gidroksidni_aniqlash_a)2KOH+CO2=>'>____________________________________________________________________________
Kalsiy gidroksidni aniqlash
a)2KOH+CO2=>________________________________________________________
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b)Ca(OH)2+CO2=>_______________________________________________________
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2. 
   1-amaliy mashg'ulotda olingan bilimlarini mustahkamlash:
   

Ca(OH)2 -> CaC03 -> Ca(HC03)2 -> CaC03 -> CaCl2

1. 
   

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2. 
   

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3. 
   
   

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4. 
   
   

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