1.

Vhow many atoms are present in 10.0 grams aluminum chloride?

Answer»

Al2Cl3 is the FORMULA for ALUMINIUM chloride.
1 mole of any substance CONTAIN 6.022*10^23.
molar MASS of aluminium chloride is 160.5
number of atoms present = 6.022*10^23 ×give mass÷molar mass.
= 3.75×10^22.


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