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Dadweyne
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Isdiiwaangeli
Qor: bagass
Isticmaalka hydrogen-ka ee warshadaha baabuurta (Ingiriisiga)
258
hore qiyaastii 18s
Kordhinta qiimaha shidaalka iyo hoos u dhaca sahayda saliidda ayaa sababi karta in darawalladu ay dalbadaan qaabab kale oo shidaal ah - sida hydrogen. 11 su'aalood si loo hubiyo in...