ضايع في الكيمياء .. !!

[AlKhAyYaL]

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 .. :)