رد: ضايع في الكيمياء .. !!
6- the number of carbon atoms in0.5 mole of the aminoacid ch3chnh2cooh is ????
7- number of atoms in 20 g c6h12o6 is ??
8- the principle ore of copper CU contains 34.63% cu by mass ... how many grams of cu can be obtained from 5110 Kg of the ore .. ???
9- how many orbitals are allowed in a subl if the angular momentum quantum number for electrons in that subl is 3 ?? << هادا السؤال ابغاه مع الترجمة عشان مني فاهم ايش يبغى .. ؟؟
10-A ground-state atom of manganese has ------ unpaired electrons and is ----- هادا كمان ابغاه بالترجمة الجواب اعرفوو اللي هوا .. 5وparamagnetic
11- lanthanide have atoms or ions with partially filled ... والجواب f subls برضو كمان ترجمة .. ..
وشكرا .. :)
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